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Effects of season of burn on shrub survival, regeneration and structure in the Natal Drakensberg
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: F.R. Smith --- Department of Environment Affairs, Directorate of Forestry, N.M. Tainton --- Department of Grassland Science,Four shrub species which tend to invade unburnt grassland were studied in field‐burning trials at Cathedral Peak in the Natal Drakensberg. -
Influence of climatic and edaphic factors on the distribution of eragrostis lehmanniana nees in Arizona, USA
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: J R Cox --- US Department of Agriculture, USA G B Ruyle --- Renewable Natural Resources, USALehmann lovegrass (Eragrostis lehmanniana Nees) was introduced into Arizona, USA, from South Africa in 1932 and has since been sown throughout the southwestern USA and Northern Mexico. The species is well adapted in southeastern Arizona where it has been sown... -
A comparison of five methods for assessing veld condition in the natal midlands
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C A H Heard --- Department of Grassland Science, N M Tainton --- Department of Grassland Science, J Clayton --- Department of Grassland Science, M B Hardy --- Department of Agriculture (Natal Region),Site rankings obtained from five methods of scoring veld condition in the highland sourveld and the moist tall grassveld of the Natal Midlands were correlated with rankings from methods of multivariate analysis. With few exceptions, all methods gave rankings which... -
Veld management : A challenge to agricultural extension
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: T J Bembridge --- Faculty of Agriculture,This paper discusses the problems of communicating veld management practices to farmers within the framework of the knowledge generation and diffusion system. Suggestions are made for improving the system through greater involvement of farmers in research and extension, and for... -
Identification and selection of benchmark sites on litholitic soils of the western grassland biome of South Africa
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: O.J.H. Bosch --- Department Botany, F.P. Janse van Rensburg --- Department Botany, S. du T. Truter --- Department Botany,An approach to identify benchmarks for different ecological situations in the grassland biome is described. The approach is illustrated by using information on vegetation change, role of habitat factors and the relative palatability differences between the species of the vegetation... -
Ecological status of species on grazing gradients on the shallow soils of the western grassland biome in South Africa
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: O.J.H. Bosch --- Department Botany, F.P. Janse vanRensburg --- Department Botany,Grasses on the shallow soils of the western grassland biome of South Africa were classified on their ecological status on the basis of their reaction to grazing. Vegetation data were gathered in such a way that those of different successional... -
The effect of fire on germination in five common veld grasses
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: P.J.K. Zacharias --- Department of Grassland Science, N.M. Tainton --- Department of Grassland Science, C. Oberholster --- Department of Grassland Science,The effect of fire on the germination of Themeda triandra, Heteropogon contortus, Panicum maximum, Aristida junciformis and Spowbolus africanus was investigated. Seeds exposed directly to the fire were destroyed in all species. The germination of seeds buried (7 to 9... -
An evaluation of veld condition assessment techniques in Highland Sourveld
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: M.B. Hardy --- Department of Agriculture (Natal Region), Republic of South Africa C.R. Hurt --- Department of Agriculture (Natal Region), Republic of South AfricaAn evaluation of six methods used to index veld condition showed that the majority provided indices that were insensitive to long‐term grazing impact. However, certain species were found to either increase or decrease in relative abundance with an increase in... -
A weighted key species method for monitoring changes in species composition of Highland Sourveld
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C.R. Hurt --- Department of Agriculture (Natal Region), Republic of South Africa M.B. Hardy --- Department of Agriculture (Natal Region), Republic of South AfricaThe use of key species for indexing veld condition in relation to the fire/grazing impact has potential for monitoring change in the Highland Sourveld of Natal. Weightings are calculated for previously identified key species. A weighted‐averages approach is used in... -
Influence of habitat differences on the ecological grouping of grass species on a grazing gradient
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: FranciP. Janse van Rensburg --- Department of Agriculture & Water Supply, Republic of South Africa O.J.H. Bosch --- Department of Botany, Republic of South AfricaThe ecological grouping (Decreaser and Increaser groups) of individual species was determined on two topographical units in the Highland Sourveld of the Orange Free State. For this purpose gradients were selected, giving special attention to fence‐line comparisons, vegetation at different... -
Use of multivariate techniques to identify vegetation units and monitor change on a livestock production system in a semi‐arid savanna of the eastern Cape
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: J.C. Martens --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa J.E. Danckwerts --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa G.C. Stuart‐Hill --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South Africa A.J. Aucamp --- Departmentof Agricultural Development (Eastern Cape Region), Republic of South AfricaSpecies composition data of the grass layer were determined from point surveys along permanently demarcated transects. These data were separated into vegetation units using multivariate techniques. The repeatability of this classification was tested on data collected over a period of... -
A comparison of some range condition assessment techniques used in southern African grasslands
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C.R. Hurt --- Natal Region, Department of Agricultural Development, Republic of South Africa O.J.H. Bosch --- Department of Plant Sciences, Republic of South AfricaTechniques currently used to assess range condition in the grassland biome of southern Africa are reviewed. The methods were used to calculate range condition indices from fire‐climax and climatic‐climax grassland data. These indices were then used to evaluate each method... -
The use of degradation gradients for the assessment and ecological interpretation of range condition
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: O.J.H. Bosch --- Department of Plant and Soil Sciences, Republic of South Africa H.G. Gauch --- Department of Soil, Crop and Atmospheric Sciences, United States of AmericaMultivariate procedures were used to subdivide the southern African climatic climax grasslands of the 700–800‐mm rainfall zone into relatively homogeneous grazing areas. A degradation gradient was constructed for each of these areas. This was done by means of centred PCA... -
Plant species dynamics in the Southern Tall Grassveld under grazing, resting and fire
Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C.D. Morris --- Department of Grassland Science, Republic of South Africa N.M. Tainton --- Department of Grassland Science, Republic of South Africa M.B. Hardy --- Department of Agricultural Development (Natal Region), Republic of South AfricaAn analysis of temporal changes in botanical composition in a long‐term grazing trial indicates that species dynamics in the Southern Tall Grassveld of Natal are determined by the specific combination of grazing, mowing and fire impacts. Species composition of a... -
Evidence of a germination inhibitor in senescent soybean pod walls
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J. Chapman --- , Republic of South AfricaWater based pod extracts of the pod wall material of four soybean cultivars were found to reduce the germination rate of mustard (Sinapis alba L.) seeds. Highly significant differences were also observed in this respect between the different pod extracts. -
A complex dormancy mechanism in seeds of the weed Rubus cuneifolius
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J. van Staden --- Department of Botany, PetaL. Campbell --- ,Both the endocarp and embryo contribute to the dormancy of Rubus cuneifolius seed. Whereas scarification was found to break the dormancy imposed by the endocarp, embryo dormancy could only be overcome by a combination of treatments. These treatments consisted of... -
Die invloed van swartpunt by gars (Hordeum distichon) op ontkieming en α-amilase-aktiwiteit
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: P. C.J. Maree --- Departement Akkerbou en Weiding, A. L.P. Caims --- Departement Akkerbou en Weiding,Gesonde garssaad en swartpuntgarssaad vanaf verskillende lokaliteite is vergelyk. Die ontkiemingsenergie van gesonde saad was na een maand beduidend beter as die van swartpuntsaad. Na 'n opbergingperiode van twee tot drie maande het geen verskille in ontkiemingsenergie en -kapasiteit meer... -
An effective technique for breaking the seed dormancy of Acacia longifolia
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: P.J. Pieterse --- P.P.R.I, Weeds Research Unit, Republic of South Africa A. L.P. Cairns --- Department of Agronomy, Republic of South AfricaThe effect of different pre-treatments on the dormancy of the hard-coated seeds of Acacia longifolia Andr. Willd. was determined. A final germination figure of 100% could be obtained with hot water treatments, acid scarification and manual scarification. However, if germination... -
Sterile Lanterna camara: fact or theory
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.J. Spies --- Department of Agriculture and Water Supply, Republic of South Africa Henriette du Plessis --- Department of Agriculture and Water Supply, Republic of South AfricaAttempts are being made to legalize the sale of ‘sterile’ Lantana camara varieties in South Africa. Several so-called sterile varieties have been investigated cytogenetically. All these. plants proved to be triploids.(2n = 33). A mechanism exists through which an unexpectedly... -
Germination rate of maize (Zea mays L.) kernels. I. Relationships with kernel properties and water uptake
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.A. van de Venter --- , Republic of South Africa Rentia Hoffman --- , Republic of South AfricaRelationships were sought between germination rate and various kernel variables of 12 freshly harvested, undeteriorated seed lots of maize. Germination rate was positively correlated with water content of kernels at all sampling times up to 30 h of incubation and... -
Germination rate of maize (Zea mays L.) kernels. II. Relationships with respiration rate and adenosine triphosphate content
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.A. van de Venter --- , Republic of South Africa Rentia Hoffman --- , Republic of South Africa S. de Meillon --- , Republic of South AfricaGermination rate of freshly harvested, undeteriorated seed lots of maize was found to be positively correlated with rate of oxygen uptake of kernels and adenosine triphosphate (ATP) content of embryos, at 6 and 12 h of incubation. Respiration rate was... -
Amino acids in eight South African topsoil samples
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. D.P. Botha --- , Republic of South Africa M.F. Philpott --- , Republic of South Africa M.J. van der Merwe --- , Republic of South AfricaAmino acids were determined by gas chromatography after acid hydrolysis in eight South African topsoil samples. Total amino acid nitrogen in these samples varied from 11% to 47% of total soil-N. A difference in relative proportions of the amino acids... -
The influence of temperature and boron on pollen germination in Mangifera indica L.
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Esmé de Wet --- , Republic of South Africa P.J. Robbertse --- , Republic of South Africa H.T. Groeneveld --- Department of Statistics/Plant Production, Republic of South AfricaFruit set in the mango (Mangifera indica L.) cultivar ‘Haden’ is exceptionally low. In an effort to determine the reason for this phenomenon, the influences of temperature and application of boron on pollen germination and the effectiveness of cross- versus... -
Effect of triadimefon on fruit set and seed development of ‘Starking Delicious’ apple
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: G. Jacobs --- Department of Horticulture, Republic of South Africa L. Gouws --- Department of Horticulture, Republic of South Africa D.K. Strydom --- Department of Horticulture, Republic of South AfricaSpray applications of triadimefon (TDF) (1–4 chlorophenoxy 3,3 dimethyl 1–1-H-1,2,4 triazol 1-yl-2 butanone) (5% W.P.) at 100 mg dm−3 active ingredient at full bloom and pre- and/or post-full bloom on ‘Starking Delicious’ apple trees (Malus domestica Borkh.) increased fruit set... -
The importance of certain insects as pollinators of sunflower (Helianthus annuus L.)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.P. du Toit --- , Republic of South AfricaThis study reports the effects of Apis mellifera L. (honeybees), Astylus atromaculatus Blanchard (spotted maize beetles), Heliothis armigera Hübner (American bollworm larvae) and Musca domestica L. (house flies) on seed set in commercial sunflower. The pollination efficiency of these insects... -
The optimal germination substratum for tomato (Lycopersicon lycopersicum (L.) Karst, ex Farw.) seed testing
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: W.A. Loubser --- Department of Agriculture, Republic of South Africa H.A. van de Venter --- , Republic of South AfricaDifferent germination options are prescribed by the International Seed Testing Association (ISTA) for the germination test on tomato seed. The purpose of this investigation was to compare three ISTA-approved germination substrata to establish a standardized procedure for uniform germination tests... -
A comparison of seed vigour tests for maize (Zea mays L.)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.A. van de Venter --- , Republic of South Africa H.W. Lock --- , Republic of South AfricaA number of seed vigour tests were conducted on two groups of maize seed lots. One group consisted of six seed lots of different cultivars while the other group consisted of six sub-lots of one cultivar, artificially aged for different... -
Invloed van omgewingsfaktore en opbergingstydperk op kieming van benfurakarb-behandelde mieliesaad (Zea mays L.)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.P. Terblanche --- , Republiek van Suid-Afrika H.A. van de Venter --- , Republiek van Suid-AfrikaDie invloed van benfurakarb saadbehandeling op kieming by mieliesaad is onder gunstige en suboptimale temperatuur sowel as na opberging en in waterstrestoestande ondersoek. Konsentrasies van 1 350 en 1 800 g a.b. 100 kg−1 saadmassa en opberging na behandeling lei... -
Antagonistic effect of MCPA on Avena sterilis with tralkoxydim
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: B.L. de Villiers --- Small Grain Centre, Republic of South Africa D. du Toit --- , Republic of South AfricaControl of wild oats (Avena sterilis ssp. ludoviciana Nyman) with tralkoxydim {2-[1-(ethoxyimino)propyl]-3- hydroxy-5-(2,4,6-trimethylphenyl) cyclohex-2-enone} in a tank mix with MCPA (2-methyl-4-chloro phenoxy acetic acid) and/or bromoxynil (3,5-dibromo-4-hydroxybenzonitrile-octanoate and heptanoate esters) was determined under controlled conditions. Tralkoxydim alone and combinations with... -
Diversity, abundance and behaviour of diurnal insects on flowering capitula of commercial sunflower in the Transvaal
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.P. du Toit --- Apicultural Unit, Republic of South Africa E. Holm --- Department of Entomology, Republic of South AfricaSunflower, Helianthus annuus L., is an insect-pollinated crop and the different insect taxa visiting the flowering head play a role of greater or lesser importance in cross-pollination. Species diversity, abundance and behaviour of insects visiting commercial sunflower during flowering are... -
The effects of various seed treatments on the germination, coleoptile length and emergence of South African winter wheats (Triticum aestivum L.)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.L. Purchase --- Small Grain Centre, Republic of South Africa J. le Roux --- Small Grain Centre, Republic of South Africa H.A. van Tonder --- Small Grain Centre, Republic of South AfricaThe effect of four seed treatments and storage period of treated seed on the germination, coleoptile length and emergence of five winter wheat genotypes was investigated. The first trial was conducted under controlled conditions to determine the effect of triadimenol,... -
Pollination activity and behaviour of honeybees (Apis mellifera L.) in commercial sunflower in the Transvaal
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.P. du Toit --- , Republic of South Africa E. Holm --- Department of Entomology, Republic of South AfricaHoneybee foraging activity in commercial sunflower fields was studied at Settlers, 100 km north of Pretoria. Foraging activity, which was studied by means of the conventional strip count method, commenced after sunrise and reached a peak of 38 foragers per... -
Rapid viability tests for kernels of grain sorghum (Sorghum bicolor (L.) Moench.)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.A. van de Venter --- , Republic of South Africa G. Barla-Szabo --- , Republic of South AfricaVarious procedures were evaluated for their potential as rapid viability tests for kernels of grain sorghum (Sorghum bicolor (L.) Moench.). The tests included were a specific gravity test, a conductivity test (with drastically reduced soaking periods), the determination of glutamic... -
Imbibition and germination of seeds of three Acacia species from Ethiopia
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: F. Sánchez-Bayo --- Department of Wool and Animal Science, Australia G.W. King --- Department of Wool and Animal Science, AustraliaImbibition and germination of seeds of three Acacia species from Ethiopia, namely Acacia nubica, A. seyal and A. horrida, were tested in laboratory conditions. Heat treatments had a positive effect on imbibition rates for all three species. The best treatment... -
Allelopathic interaction between Chenopodium album L. and certain crop species
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C.F. Reinhardt --- Department of Plant Production, Republic of South Africa Ruth Meissner --- Department of Plant Production, Republic of South Africa N. Labuschagne --- Department of Microbiology and Plant Pathology, Republic of South AfricaLaboratory and glasshouse studies were conducted to assess the allelopathic effect of Chenopodium album L. on the germination and early growth of certain crop species. Test species were grown in soils containing 1% (m/m) freeze-dried shoot material of the weed... -
Die fitotoksiese eienskappe van koring-strooi en die invloed daarvan op opkoms, vegetatiewe groei en opbrengs van koring (Triticum aestivum)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: N.C. Raath --- , Republiek van Suid-Afrika P. C.J. Maree --- Departement Akkerbou en Weiding, Republiek van Suld-AfrikaDie vrystelling van allelopatiese stowwe as ontbindingspro- dukte van koringstrooi kan swak plantegroei en opbrengs van koring veroorsaak. 'n Glashuisstudie is oor drie jaar uitgevoer om die opkoms, vegetatiewe groei en opbrengs van koring (kultivar SST66 en Palmiet) te ondersoek... -
Assessment of phosphorus availability in soils fertilized with Langebaan rock phosphate or superphosphate
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: G.R. Thibaud --- , Republic of South Africa M. P.W. Farina --- , Republic of South Africa J.C. Hughes --- Department of Agronomy, Republic of South Africa M.A. Johnston --- Department of Agronomy, Republic of South AfricaProblems currently exist in the interpretation of soil test values for soils fertilized with rock phosphate. This study was undertaken to compare the ability of four extradants (Ambic, Bray 1, Mehlich 3 and modified Truog) to assess plant available phosphorus... -
Germination of South African soya bean seed lots
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: B. Hamman --- Department of Botany, Republic of South Africa G. Koning --- Department of Botany, Republic of South Africa H.A. van de Venter --- Department of Botany, Republic of South AfricaA survey of the germination performance of some South African soya bean [Glycine max (L.) Merrill.] cultivars, produced at different localities, was conducted. Seeds were harvested from two early-maturing (Columbus and Crawford), two intermediate-maturing (Prima and Highveld Top), and two... -
Fosfor in geselekteerde onversteurde en bewerkte Suid-Afrikaanse gronde 2. Anorganiese en organiese fosforfraksies
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.J. van Zyl --- Departement Grondkunde, Republiek van Suid-Afrika C.C. du Pree --- Departement Grondkunde, Republiek van Suid-AfrikaDaar is voorheen vasgestel dat gewasverbouing die anorganiese (Pa) en organiese (Po) fosforinhoud van gronde vanaf die somerreënvalgebied (25°-30° S; 24°-30° O) in Suid-Afrika beïnvloed het. Dus kan die Pa- en Po-fraksies, wat in planttoeganklikheid varieer, ook moontlik beïnvloed word... -
Effects of aqueous extracts from Artemisia afra parts and soil on seed germination and early seedling development in selected plant species
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.A. Hansen-Quartey --- Department of Agronomy, Republic of South Africa K. Nyamapfene --- , Republic of South Africa S.A. Materechera --- School of Agriculture, Republic of South AfricaAqueous extracts from leaves, stems, roots of the aromatic shrub Artemisia afra and soil on which Artemisia was grown, were used to investigate their inhibitory effects on germination and seedling development of maize (Zea mays), bean (Phaseolus vulgaris) and ryegrass... -
Germination of Pterocarpus angolensis DC. and evaluation of the possible antimicrobial action of the phloem sap
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: K. van der Riet --- Department of Plant and Soil Sciences, Republic of South Africa L. van Rensburg --- , R.I. De Sousa Correia --- , L.J. Mienie --- Department of Biochemistry and Microbiology, G. H.J. Krüger --- Department of Plant and Soil Sciences, Republic of South AfricaThe Transvaal teak (Pterocarpus angolensis) is being over utilised in its natural habitat, although it is a protected tree in South Africa, Swaziland and Namibia. The phloem sap of this species has several traditional, medicinal uses and the wood is... -
Changes in inorganic and organic Phosphorus in soil under maize (Zea mays) cultivation
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: H.G. du Preez --- , Republic of South Africa A.S. Claassens --- Department of Plant Production and Soil Science, Republic of South AfricaThe changes in applied and residual phosphorus (P) were examined in Avalon and Clovelly soils under cultivation by using the P fractionation method of Hedley, Stewart and Chauhan (1982). Soil P was separated into six major fractions of which some... -
Effect of plant density, weed-crop interference and water stress on seed germination of Datura stramonium L.
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. E.J. Saayman-duToit --- , Republic of South AfricaField experiments were conducted during two growing seasons to determine the effect of different common thorn-apple (Datura stramonium L.) densities on seed germination. The study provided information on the implications of weed and weed seed infestation, where no weed control... -
A procedure for determining the minimum bulk density of soils
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. D.J. Da C. Nhantumbo --- Department of Soil Science, Republic of South Africa A. T.P. Bennie --- Department of Soil Science, Republic of South AfricaThe purpose of this study was to establish a procedure and develop equipment for determining the minimum bulk density of soils. Six soils with silt-plus-clay contents varying between 8 and 41% were selected. The determination consisted of pouring the soil... -
Improving seed germination of Stylosanthes guianensis by means of warm water treatment
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: M. Erasmus --- Department of Agronomy, Republic of South Africa P.J. Pieterse --- Department of Agronomy, Republic of South AfricaThe effect of different warm water treatments on the dormancy of hard-coated Stylosanthes guianensis seeds was investigated. Light and dark coloured seeds were placed into water at different temperatures. Warm water treatments induced a large number of soft-coated seeds. The... -
Breaking dormancy to improve germination in seeds of Acacia erioloba
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: E.K. Materechera --- Faculty of Agriculture, Science & Technology, Republic of South Africa S.A. Materechera --- Faculty of Agriculture, Science & Technology, Republic of South AfricaAlthough Acacia erioloba is an ecologically important indigenous leguminous tree in semi-arid areas of Southern Africa, its propagation remains difficult because of seed dormancy. Different techniques of scarifying the seeds to break dormancy were tested and compared viz.: non-scarified (control),... -
Scarification and stratification of Combretum erythrophyllum (Burchell) seed and fruit for uniformity in germination
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: P. Wickens --- Applied Natural Sciences, Republic of South Africa W.G. Gaum --- Applied Natural Sciences, Republic of South AfricaDifferent scarification and stratification processes were used to soften River Bushwillow or Combretum etythrophyllun (Burchell) fruit and seed coverings and to determine the percentage, rate and uniformity of germination. Treatments included stratification, hot water scarification, leaching in cold water, soaking... -
Effect of temperature on the germination of grain Amaranth
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: T.A. Loonat --- Department of Agriculture, Conservation, Environment and Land Affairs (Gauteng), South Africa E. van den Heever --- , South Africa P. Hammes --- Department of Plant Production and Soil Science, South AfricaAmaranthus cultivation in South Africa has potential commercial importance. To make optimal use of the growing season planting under cool soil conditions is often necessary. The effect of temperature on seed germination of A. hypochondriaeus (unknown landrace) and A. cruentus,... -
Germination strategies of Strandveld Succulent Karoo plant species for revegetation purposes: III Effect of relative humidity and storage site on seed viability
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A.J. de Villiers --- Department of Botany, Republic of South Africa M.W. van Rooyen --- Department of Botany, Republic of South Africa G.K. Theron --- Department of Botany, Republic of South AfricaChanges in seed viability owing to fluctuations in environmental conditions (temperature and relative humidity) are crucial factors to consider during post-mining revegetation efforts in the Strandveld Succulent Karoo. The effect of relative humidity and storage site on seed viability was... -
The breaking of seed dormancy of guayule (Parthenium argentatum Gray.) by treatment with gibberellic acid and smoke water solution
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: C.R. Bekaardt --- , South Africa P.J. Pieterse --- Department of Agronomy, South Africa J.H. Coetzee --- , South Africa G.A. Agenbag --- Department of Agronomy, South AfricaGuayule seed exhibits poor germination due to natural dormancy that can last from six- to twelve months after seed-set. In an attempt to stimulate seed germination, four guayule seed lines (AZ101, AZ-3, N565 and 11591) were treated with smoke water... -
The effect of boron levels in nutrient solutions on fruit production and quality of greenhouse tomatoes
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.N. Smit --- Department of Agronomy, Republic of South Africa N. J.J. Combrink --- Department of Agronomy, Republic of South AfricaInsufficient fruit set of tomatoes owing to poor pollination in low cost greenhouses is a problem in South Africa, as bumblebee pollinators may not be imported. Since sub-optimum boron (B) levels may also contribute to fruit set problems, this aspect... -
The effect of temperature on the germination of six selected weed species
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: MarthaM. Manoto --- Department of Agriculture: Western Cape, Republic of South Africa MI. Ferreira --- Department of Agriculture: Western Cape, Republic of South Africa GA Agenbag --- Department of Agronomy, Republic of South AfricaField-collected seeds were incubated in a germination cabinet at three temperature regimes and germination percentage was determined after incubation. Species such as Arctotheca calendula, Avena fatua, Bromus diandrus and Raphanus raphanistrum germinated best when subjected to a diurnal temperature regime... -
Temperature and light requirements for the germination of Cleome gynandra seeds
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.O. Ochuodho --- School of Agricultural Sciences and Agribusiness, Pietermaritzburg A.T. Modi --- School of Agricultural Sciences and Agribusiness, PietermaritzburgSeeds of Cleome (Cleome gynandra L.) are characterised by low germination and may require after-ripening. The dormancy characteristics and optimum conditions for seed germination of this species have not been explained. The objective of this study was to investigate the... -
Effects of seed priming and water potential on germination of cotton (Gossypium hirsutum L.) and maize (Zea mays L.) in laboratory assays
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: F.S. Murungu --- Department of Agronomy, Faculty of Natural Resources and Agriculture, Zimbabwe P. Nyamugafata --- Department of Soil Science and Agricultural Engineering, Faculty of Agriculture, Zimbabwe C. Chiduza --- Department of Crop Science, Faculty of Agriculture, Zimbabwe L.J. Clark --- , UK W.R. Whalley --- , UKSub-optimal crop emergence and establishment is a problem in crop production owing to low soil moisture. The effects of seed priming (seed soaking) on cotton and maize germination at different water potentials (0, −10 kPa, −100kPa, −200 kPa, −500 kPa... -
Effect of chemical seed treatment on the germination and seedling vigour of canola (Brassica napus var. oleifera)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: R.J. de Villiers --- Department of Agronomy, South Africa G.A. Agenbag --- Department of Agronomy, South Africa S.C. Lamprecht --- , South AfricaIncubation studies were conducted to determine effects of two chemical seed treatments (Cruiser & SA-combination) on the germination and seedling vigour of canola (cv. Varola 44) seed. Germination percentages of the Cruiser and SA-combination treated seeds were not significantly reduced... -
Effects of Artemisia afra leaf extracts on seed germination of selected crop and weed species
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: N. Ammann --- Department of Agronomy, Republic of South Africa P.J. Pieterse --- Department of Agronomy, Republic of South AfricaHerbicide resistance in weeds is a phenomenon threatening sustainable cereal production in the winter rainfall region of South Africa. Every possible weed control measure that may be used to complement chemical weed control measures should be investigated. The effect of... -
Effect of chemical seed treatment on the germination and seedling growth of canola under different soil conditions
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: R.J. De Villiers --- Department of Agronomy, South Africa S.C. Lamprecht --- , South Africa G.A. Agenbag --- Department of Agronomy, South AfricaStudies in a temperature controlled greenhouse were conducted to determine if phytotoxic effects of chemical seed treatments found in incubation studies also have an effect on the germination- and seedling vigour of canola (cv Varola 44) seed planted in simulated... -
Statistical evaluation of the germination of Cleome gynandra L. seeds
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: J.O. Ochuodho --- , South Africa A.T. Modi --- , South AfricaRadicle protrusion and subsequent seedling establishment are two ways of defining seed germination. However, international rules for testing seeds adopted the first and final counts through consensus as defining stages of seed germination. In this study statistical guidelines have been... -
Predicting seedling emergence of cabbage and onion using vigour tests
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: M.K. Fessehazion --- Department of Plant Production and Soil Science, South Africa D. Marais --- Department of Plant Production and Soil Science, South Africa P.J. Robbertse --- Department of Plant Production and Soil Science, South AfricaPredicting seedling emergence using standard and non-standard germination temperatures, standard accelerated ageing (AA) and saturated salt accelerated ageing (SSAA) tests, were investigated. Germinations were performed at temperatures of 10°, 20°, 20°/30° and 30°C for cabbage (Brassica oleracea var. capitata L.)... -
Variation in the identification of Fusarium spp. in maize samples due to enumerator and growth medium
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: B. Janse van Rensburg --- , South Africa B.C. Flett --- , South Africa N.W. Mc Laren --- Department of Plant Sciences, A.H. Mc Donald --- , South AfricaFusarium spp. have variable phenotypic and morphological features when cultured on different media. Inaccurate identifications could result in variation in the quantification of Fusarium spp. associated with ear rot of maize when two or more researchers identify the same Fusarium... -
Early establishment performance of local and hybrid maize under two water stress regimes
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: T. Mabhaudhi --- , Pietermaritzburg A.T. Modi --- , PietermaritzburgMaize (Zea mays L.) is the major grain crop in South Africa where most subsistence farmers still plant landraces. The objective of this study was to compare two landrace selections of maize with two hybrids popular among small-scale farmers in... -
Response of local mustard germplasm to water stress
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: T.P. Mbatha --- , A.T. Modi --- ,A preliminary study was conducted to compare three wild mustard (Brassica species) landraces with respect to germination capacity and seedling emergence under two water regimes. Seeds of three landraces [Isaha, Masihlal-isane (both Brassica juncea (L.) Czern & Coss) and Kway-imba... -
A review of orange roughy Hoplostethus atlanticus fisheries, estimation methods, biology and stock structure
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: T. A. BranchOrange roughy Hoplostethus atlanticus are unusual fish. They form dense aggregations that have fuelled lucrative fisheries at great depths (600–1 400 m), especially off Namibia, New Zealand and Australia. They are thought to be very long-lived (>100 years, maturity at... -
Life history of white stumpnose Rhabdosargus globiceps (Pisces: Sparidae) off South Africa
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: M. H. Griffiths C. Wilke A. J. Penney Y. MeloFishery-dependent and fishery-independent distribution analyses together reveal four discrete areas of white stumpnose Rhabdosargus globiceps abundance between Port Nolloth and the Kei River off the Cape Province of South Africa: the Western Cape (Saldanha Bay), the South-Western Cape, the Southern... -
Recommendations for the management of subsistence fisheries in South Africa
Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: J. M. Harris G. M. Branch B. M. Clark A. C. Cockcroft C. Coetzee A. H. Dye M. Hauck A. Johnson L. Kati-Kati Z. Maseko K. Salo W. H. H. Sauer N. Siqwana-Ndulo M. SowmanThis paper summarizes recommendations for the management of previously marginalized and neglected subsistence fisheries in South Africa. The recommendations stem from the activities and analyses of a task group appointed by Government and mandated to provide advice about management of... -
The ethics of complexity and the complexity of ethics
Item type: Journal Article • Journal: South African Journal of Philosophy • Authors: Minka Woermann --- Department of Philosophy, Stellenbosch;South Africa Paul Cilliers --- Department of Philosophy, Stellenbosch;South AfricaIn this paper, we investigate the implications that a general view of complexity - i.e. the view that complex phenomena are irreducible - hold for our understanding of ethics. In this view, ethics should be conceived of as constitutive of... -
THE DETERMINATION OF CHLOROPHYLL
a IN WATER CONTAINING SEDIMENTItem type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: D.C. Grobler --- Department of Water Affairs, South Africa Elizabeth Davies --- Department of Water Affairs, South AfricaThe presence of sediment at concentrations of 0,2% by mass in water samples significantly lowered the amount of chlorophyll a that could be measured. Two types of sediment differed in their ability to lower the chlorophyll a concentration. The chemically... -
A SPECIFIC ULTRAVIOLET ABSORBANCE BAND OF MICROCYSTIS AERUGINOSA TOXINS
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: J.N. Eloff --- Department of Botany, South AfricaIt could be shown that toxic fractions of Microcystis aeruginosa extracts always had a 240 nm absorbance band, There was a linear relationship between toxicity and UV absorbance at 240 nm of extracts from different isolates of Nicrocystis. One ml... -
AN ASSESSMENT OF A RAPID AND CONVENIENT SPECTROPHOTOMETRY ADAPTATION OF THE WINKLER PROCEDURE FOR THE DETERMINATION OF DISSOLVED OXYGEN IN FRESH WATERS
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: P.J. Ashton --- National Institute for Water Research, South Africa A.J. Twinch --- National Institute for Water Research, South AfricaThe use of a spectrophotometric adaptation of the standard Winkler procedure to measure the dissolved oxygen content of water samples is described and assessed. The technique allows the rapid processing of routine samples and the accuracy, precision and sensitivity of... -
INTER- AND INTRA-SPECIFIC ASSOCIATIONS AS SOME POSSIBLE PREDATOR AVOIDANCE AND ENERGY CONSERVATION STRATEGIES IN PLANKTONIC ROTIFERS
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: J. Heeg --- Department of Zoology & Entomology, South Africa NancyA. Rayner --- Department of Zoology & Entomology, South AfricaDuring routine analysis of zooplankton samples from Lake Midmar, a warm temperate impoundment, several associations involving rotifer species were observed. These included: 1) the linking together of individuals of Hexarthra mira and Trichocerca chattoni to form chains; 2) phoretic associations... -
MANAGEMENT, CONSERVATION AND RESEARCH OF INTERNATIONALLY SHARED WATERCOURSES IN SOUTIIERN AFRICA—NAMIBIAN EXPERIENCE WITH THE OKAVANGO RIVER AND RIVERS OF THE EASTERN CAPRIVI
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: E. D. Taylor --- , England S. Bethune --- , NamibiaAlthough the emphasis of the recent National Rivers Research Initiative (now the Research Programme for the Management of Rivers) in South Africa was on river research in that country, the reality is that in southern Africa many watercourses are shared... -
FRESHWATER FISH OF THE ADDO ELEPHANT NATIONAL PARK
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: I. A. Russell --- , South AfricaThis study aimed to determine the distribution and relative abundance of freshwater fish in the Addo Elephant National Park. A total of 1578 fish specimens of 12 species were collected during surveys carried out in the Sundays River and four... -
The effects of topo-edaphic variables and cultivation on the woody vegetation of Weenen Nature Reserve, KwaZulu-Natal
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: L Breebaart TG O'Connor JC Hughes CD Morris IA RushworthThe soil types and woody vegetation of Weenen Nature Reserve (WNR), KwaZulu-Natal, were described. Mispah, overlying shale, and Shortlands, overlying dolerite were the most common of 18 the soil forms encountered. Six vegetation types were identified by TWINS PAN which... -
Quantified range condition assessment of open Camelthorn savanna along a degradation gradient
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: I Zimmermanno FP Graz MH Berry NNT Imasiku ND Muroua MM Sibalatani CS SikopoMeasurements were taken at 20 different sites in a relatively homogenous area of open Camelthorn savanna in eastern Namibia. Ordination of grass species composition did not provide a good degradation gradient, due to domination by different species of annual grasses... -
Ecological effects of fire-breaks in the montane grasslands of the southern Drakensberg, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: TG O'Connor RG Uys AJ MillsFire-breaks, by legislation, are burnt annually before mid-winter in the southern Drakensberg, affecting 5–10% of the landscape, and resulting in marked selection for the early season flush by both livestock and wildlife. This study investigated whether this severe defoliation regime... -
Soil seed bank evaluation and seedling establishment along a degradation gradient in a semi-arid rangeland
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HA SnymanThe effects of rangeland degradation on the size and species composition of the seed bank and seedling establishment in the field were quantified over a two year period (2000–2001 and 2001–2002 growing seasons). Soil seed bank sampling was carried out... -
A degradation gradient for the assessment of rangeland condition of a semi-arid sourveld in southern Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HC van der Westhuizen HA Snyman HJ FouchéData collected between 1986/87 and 1999/2000 from a long-term rangeland monitoring project on three different sites were used to construct a degradation gradient in a semi-arid sour grassland of southern Africa. The degradation gradient was then used to quantify rangeland... -
Identification of key grass species under grazing in the Highland Sourveld of Natal
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: C.R. Hurt --- Department of Grassland Science, Republic of South Africa M.B. Hardy --- , Republic of South Africa N.M. Tainton --- Department of Grassland Science, Republic of South AfricaRelative abundances of rangeland species have for many years been used to index trends in range condition following the impact of grazing. All species recorded in a botanical survey are usually classified according to their assumed reaction to grazing using... -
Diet selection by sheep and goats in the Arid Karoo
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: P.C.V. du Toit --- Department of Agriculture, Republic of South Africa C.D. Blom --- Department of Agriculture, Republic of South Africa W.F. Immelman --- Department of Agriculture, Republic of South AfricaThe diet selected by Afrino, Dorper and Merino sheep, and Angora goats was studied in the Arid Karoo at Carnarvon. The diets selected by these small stock species and breeds was established through breed by breed comparisons, with a view... -
Micro‐site influence on seed longevity and seedling emergence of a bunchgrass (Themeda triandra) in a semi‐arid savanna
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: T.G. O'Connor --- Department of Range and Forage Resources, Republic of South AfricaThe influence of micro‐site (shaded, exposed, buried) on the seed longevity and seedling emergence of Themeda triandra was tested using experimental seed banks. Deep shade considerably reduced soil surface temperature. Seeds did not persist in any micro‐site for longer than... -
Short-term response of the encroacher shrub Seriphium plumosum to fire
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HA Snyman --- Department of Animal, Wildlife and Grassland Sciences, South AfricaQuantification of the short-term impact of burning in terms of the encroacher shrub Seriphium plumosum and grass tuft mortality, seed germination of the shrub (field and seed bank), aboveground phytomass production, plant density and basal cover of the grass sward... -
Impacts of mine dump pollution on plant species diversity, composition and structure of a semiarid savanna in Namibia
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: I Mapaure --- Department of Biological Sciences, Namibia PM Chimwamurombe --- Department of Biological Sciences, Namibia BS Mapani --- Department of Geology, Namibia FA Kamona --- Department of Geology, NamibiaEffects of mine dump pollution on semiarid savanna vegetation were investigated in Kombat, Namibia. Vegetation structure, species richness, composition and diversity were compared between polluted and control sites. Concentrations of arsenic, chromium, copper, lead and zinc in soils were significantly... -
The quantification of rangeland condition in a semi-arid grassland of southern Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: H.C. van der Westhuizen W.L.J. van Rensburg H.A. SnymanThe degradation gradient technique was used to quantify rangeland, condition in areas ranging from poor, trampled areas close to watering points to well managed areas in a semi-arid, sweet grassland of southern Africa. Ecological values were linked to species by... -
Phenotypic variation in fruit, seed and seedling traits of nine Uapaca kirkiana provenances found in Malawi
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: W.F. Mwase Å Bjørnstad Y.M. Ntupanyama M.B. Kwapata J.M. BokosiUapaca kirkiana is one of the priority indigenous fruit tree species for domestication in southern Africa. Natural populations of U. kirkiana are declining due to deforestation, forest fragmentation and wildfires. Knowledge of genetic variation is prerequisite for development of conservation... -
Performance of Podocarpus falcatus Provenances in South Africa
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: C.J. Geldenhuys --- Division of Water, Environment and Forestry Technology, G.B. von dem Bussche --- ,Podocarpus falcatus, a canopy tree of the mixed evergreen forests in South Africa, is planted in riparian zones in commercial forestry areas. In 1982 provenance trials were initiated to evaluate the performance of 11 provenances in three experimental sites: De... -
Controlled Pollination in Pinus Patula: Constraints and Possible Solutions
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: C. Bester --- , L. H.C. van der Merwe --- , J.L. Malema --- ,Pinus patula is the most important commercial pine species grown in southern Africa and it is, therefore, very important to have well developed breeding and production strategies for this species. Strategies which have been developed for SAFCOL's breeding programme include... -
Fostering Self-Determination and Resilience Through Sports Counselling: Psychosocial Development of Youth in Botswana
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Taunya Marie Tinsley --- California University of Pennsylvania, Lisa Lopez Levers --- Duquesne University,Sports can promote pro-social behaviors and confidence in physical abilities among participants. We conducted an extensive review of the literature on the ways in which youth in Southern African countries, severely affected by the HIV/AIDS pandemic and other hardships may... -
Integration and Social Identity of Foreign African Professionals in South African Organisations
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Thandiwe Nayiga Luzuka --- University of the Witwatersrand, Calvin Gwandure --- University of the Witwatersrand,This study explored integration and social identity of foreign African nationals in the South African workplace. The study also explored the implications of the Employment Equity Act of 2006 as interpreted by foreign African nationals within the contexts of integration... -
Self-reported Diabetes Prevalence and Risk factors in South Africa: Results from the World Health Survey
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Karl Peltzer --- Human Sciences Research Council, South AfricaUsing the data from the South African World Health Survey (WHS), the current study aims to assess the self-reported prevalence of diabetes and associated risk factors by socio-economic characteristics in South Africa. A population-based survey of 2314 participants (1116 men... -
Cultural Adjustment of International Students at an African University
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Tapologo Maundeni --- University of Botswana, Tumani Malinga --- University of Botswana, Diana Kgwatalala --- University of Botswana, Ibirige Kasule --- University of Botswana,The study explored the cultural adjustment needs of international students enrolled with an African university. Participants were 33 students (males = 13, females = 20). They took part in-depth individual interviews and focus group discussions on pertinent adjustment needs. Data... -
Why Young Men in South Africa Plan to Become Teenage Fathers: Implications for the Development of Masculinities within Contexts of Poverty
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Lynn Hendricks --- Early Learning Resource Unit, South Africa Sharlene Swartz --- Human Sciences Research Council, South Africa Arvin Bhana --- Human Sciences Research Council, South AfricaDrawing on in-depth interviews with young fathers (n=37) aged 14 to 20 in impoverished communities in South Africa, this study focuses on the young men who intentionally planned to have children while still teenagers. It interrogates their reasons for doing... -
Adjustment Experiences of International Students at a South African University
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Pilot Mudhovozi --- University of Venda, South AfricaThe study explored the experiences of international students at a South African university. A purposeful sample of seven international students were the participants (males = 3, females = 4, age range = 22 to 28 years). Content analysis of the... -
Troubling Discourse: The Social Justice Approach Towards Combating HIV and AIDS Stigmatisation Among Adolescents
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Christa Beyers --- University of the Free State, Milton Nkoane --- University of the Free State,This study investigated the experiences of adolescents living with HIV and AIDS. Interviews were conducted with ten black female adolescents who were diagnosed HIV-positive to determine the effect of positive diagnosis on their being. Three of the participants chose to... -
Breast Cancer Health Beliefs and Perceived Barriers to Self-Examination Amongst Hindu Women in South Africa
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Catherine Govender --- University of South Africa, Prashilla Soma --- University of Pretoria, Leeana Persad --- University of Witwatersrand, Julie Moodley --- National Health Laboratory Services, Vinay Rajah --- , South AfricaThis study explored the breast cancer health beliefs and perceived barriers to breast self-examination of South African Hindu women. Participants were 68 Hindu women (mean age = 39.36 years SD=13.42) from two South African cities. They completed the Champion's Health... -
Simultaneous stratification and domination in graphs with minimum degree two
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: MichaelA. Henning J.E. MaritzIn this paper we continue the study of stratification and domination in graphs explored by Chartrand et al. in [4]. We define an F-coloring of a graph to be a red-blue coloring of the vertices such that every blue vertex... -
A Transition from Total Domination in Graphs to Transversals in Hypergraphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: MichaelA. Henning Anders YeoA set S of vertices in a graph G without isolated vertices is a total dominating set of G if every vertex of G is adjacent to a vertex in S. The total domination number of G is the minimum... -
Upper total domination versus upper paired-domination
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Paul Dorbec MichaelA. Henning John McCoyLet G be a graph with no isolated vertices. A set S of vertices in G is a total dominating set of G if every vertex of G is adjacent to some vertex in S, while a paired-dominating set of... -
Subclasses of Multivalent Functions Involving the Liu-Owa Operator
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: MohamedK. Aouf --- Faculty of Science, Egypt Teodor Bulboacă --- Faculty of Mathematics and Computer Science, RomaniaUsing the method of differential subordination, we investigate inclusion relationships among certain subclasses of analytic and p-valent functions, which are defined here by means of the Liu-Owa operator Qptp. -
Equivalence domination in graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: S. Arumugam --- Core Group Research Facility (CGRF), National Centre for Advanced Research in Discrete Mathematics (n-CARDMATH), India Mustapha Chellali --- LAMDA-RO Laboratory, Department of Mathematics, Algeria TeresaW. Haynes --- Department of Mathematics, USAFor a graph G = (V, E), a subset S ⊆ V (G) is an equivalence dominating set if for every vertex v ∈ V (G) \ S, there exist two vertices u, w ∈ S such that the subgraph... -
HIV/AIDS and the South African Bill of Rights, with specific reference to the approach and role of the courts
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: JohnC MubangiziAn outstanding feature of the 1996 South African Constitution is the inclusion of a Bill of Rights, which contains all the categories of human rights that are ordinarily included in most international human rights instruments. Section 27 provides for, among... -
Lover, mother or worker: women's multiple roles and the HIV/AIDS and reproductive health agenda in Tanzania
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Lisa Ann RicheyInternational and national campaigns to prevent HIV/AIDS and efforts to promote reproductive health remain separate in terms of conceptualisation and implementation. Local negotiations around reproductive health issues similarly seem to lack explicit attention to HIV/AIDS. This paper argues that even... -
Perceptions of the benefits and affordability of antiretrovirals among HIV-positive persons in a rural area of South-West Nigeria
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: PaulS Ogunro AdeniyiK Adeneye TitusO Ogungbamigbe TaiwoA Adewole AdesolaZ Musa JoyI IsikweiTo assess the affordability of antiretroviral drugs (ARVs) and accessibility to treatment for opportunistic infections (OIs) among HIV-1 seropositive persons, we used semi-structured interviewer-administered questionnaires to interview 154 individuals seeking ARV treatment at the Daughter of Charity German Leprosy and... -
Urban and rural differences in HIV/AIDS stigma in five African countries
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: JoanneR Naidoo LeanaR Uys Minrie Greeff WilliamL Holzemer Lucy Makoae Priscilla Dlamini RenéD Phetlhu Maureen Chirwa Thecla KohiStigma and discrimination have been widely researched, especially within the context of health. In the context of HIV/AIDS, studies have shown that stigma variously impacts on prevention, on accessing treatment, and on care programmes. Decreasing stigma is therefore an important... -
Influence of gender, self-consciousness and stigmatisation on perceived acceptance among people living with HIV in Nigeria
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: CatherineO Chovwen Mpang ItaThis study investigates the influence of perceived acceptance of people living with HIV in Nigeria. The results reveal that gender and public self-consciousness jointly and significantly influenced an individual's perception of acceptance. Also, males with a high level of private... -
HIV/AIDS messages in Malawi and their implications for effective responses
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Vanessa Houston Alice HovorkaThis paper explores the nature of HIV/AIDS education and information networks in Malawi, with a focus on Dedza district. We consider the role of institutional and personal actors involved in Malawi's recently instated and decentralised behaviour-change intervention strategy, as well... -
HIV/AIDS stigma: The latest dirty secret
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Jo Stein --- AIDS and Society Research Unit, Centre for Social Science Research, South AfricaThe rejection of HIV/AIDS stigma is based on the understanding that all acts of social exclusion relating to HIV/AIDS are not only morally wrong but also counterproductive to effective HIV/AIDS prevention and treatment. There is some survey evidence suggesting that... -
Perceptions of HIV/AIDS leaders about faith-based organisations’ influence on HIV/AIDS stigma in South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Mpoe Johannah Keikelame --- Directorate of Primary Health Care, Faculty of Health Sciences, South Africa ColleenK Murphy --- , United States KarinE Ringheim --- , United States Sara Woldehanna --- , United StatesThe extent of the HIV pandemic—particularly in the hardest-hit countries, including South Africa—has prompted a call for greater engagement of all groups, including faith-based organisations (FBOs). Although FBOs are known to play a substantial role in providing care and support... -
Treatment adherence following national antiretroviral rollout in South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: AltaC. Van Dyk --- Department of Psychology, South AfricaThe national antiretroviral (ARV) programme in South Africa commenced in 2004. ARV drugs became readily available to all South Africans due to the concerted efforts of ‘access to all’ campaigns. This study investigates medication adherence among a sample of South... -
Courting success in HIV/AIDS prevention: the challenges of addressing aconcentrated epidemic in Senegal
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: EllenE Foley --- , United States Rokhaya Nguer --- , SenegalThis article presents findings from a study of HIV/AIDS programmes for urban sex workers in Dakar, Senegal. The objective of the research was to assess HIV prevention and treatment efforts to date, and to identify challenges that must be overcome... -
Church mobilisation and HIV/AIDS treatment in Ghana and Zambia:a comparative analysis
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: AmyS. Patterson --- Department of Political Science, United StatesThis article compares Ghanaian and Zambian church mobilisation on HIV and AIDS. It analyses why long-term interest in HIV and AIDS has declined in Ghana but increased in Zambia, and why church involvement in promoting access to HIV/AIDS treatment has... -
Kenyan pastors’ perspectives on communicating about sexual behaviour and HIV
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ann Neville Miller --- , United States MaryN Kizito --- , United States Jesica Kinya Mwithia --- , United States Lucy Njoroge --- , United States Kyalo wa Ngula --- , United States Kristin Davis --- , United StatesThe article presents an analysis of in-depth interviews with 18 leaders of Christian churches in Nairobi, Kenya, regarding the content and context of messages they disseminate to their congregations about sexual behaviour and HIV. The content of messages was nearly... -
The Madikwe Forum: a comprehensive partnership for supporting governance of Botswana's HIV and AIDS response
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Gavin George --- Health Economics and HIV and AIDS Division (HEARD), South Africa Candice Reardon --- Health Economics and HIV and AIDS Division (HEARD), South Africa Jonathan Gunthorp --- Health Economics and HIV and AIDS Division (HEARD), South Africa Themba Moeti --- African Comprehensive HIV/AIDS Partnerships (ACHAP), Botswana Innocent Chingombe --- African Comprehensive HIV/AIDS Partnerships (ACHAP), Botswana Lesego Busang --- African Comprehensive HIV/AIDS Partnerships (ACHAP), Botswana Godfrey Musuka --- African Comprehensive HIV/AIDS Partnerships (ACHAP), BotswanaThere is a need for actors within the philanthropic sector to pursue collaborative partnerships with developing nations which could result in sustainable country-led responses to HIV and AIDS. There is also a need to evaluate the structures governing these partnerships... -
Predictors of sexual behaviour among church-going youths in Nairobi, Kenya: a cross-denominational study
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ann Neville Miller --- Nicholson School of Communication, United States Kyalo wa Ngula --- Nicholson School of Communication, United States George Musambira --- Nicholson School of Communication, United StatesWe surveyed church-going youths in Nairobi, Kenya, to investigate denominational differences in their sexual behaviour and to identify factors related to those differences. In comparison with youths attending mainline churches, the youths surveyed at Pentecostal/evangelical churches were less likely to... -
Analysis of factors associated with failure to return for an HIV-test result in The Gambia
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Catherine Sesay --- Department of Psychology, School of Arts and Science, The Gambia Li-Yin Chien --- , TaiwanKnowing one's HIV status is fundamental to the prevention and treatment of HIV and AIDS. However, HIV prevention is defeated if individuals who opt to be tested fail to return for their test result. Despite the burden of HIV and... -
Nutritional care and support among adults living with HIV at Hawassa Referral Hospital, southern Ethiopia: A qualitative study
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Zelalem Tafese --- Hawassa College of Health Science, Ethiopia Yifru Birhan --- Hawassa University, College of Medicine and Health Sciences, Ethiopia Hiwot Abebe --- Hawassa University, School of Nutrition and Food Science, Ethiopia -
Stigma and HIV disclosure in the Cape Metropolitan area, South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ceridwyn Klopper --- Stellenbosch University, South Africa Ethelwynn Stellenberg --- Stellenbosch University, South Africa Anita van der Merwe --- Stellenbosch University, South AfricaDisclosure rates of HIV-positive status remain low and are considered to be related to stigmatisation. Determining the factors that influence a person's decision to disclose a positive status is essential to understanding the process of and ways to improve disclosure... -
Water policy in southern Africa: A brief synopsis of some of the macro driving forces
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AR TurtonThe water sector reforms that are underway in many parts of southern Africa are a manifestation of a global phenomenon. This is rooted in the human response to the undesirable consequences of development, and seeks to introduce the notion of... -
Beacons in the limnological landscape
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: BR AllansonAn overview is given of a number of major developments in the limnology of South Africa, Zimbabwe and Namibia. None was possible without the involvement of enthusiastic investigators who, over some 70 years, stimulated the growth of freshwater research in... -
The biology of Barbus mattozi Guimaraes (Teleostei, Cyprinidae) in a Zimbabwean reservoir. 3. Numbers, biomass and mortality
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: BG Donnelly BE MarshallThe population of B. mattozi in the Mtsheleli Dam, Zimbabwe, was estimated to be about 55 000 fish in July 1974 but fell to about 370 by June 1975. The total biomass followed a similar trend, reaching 2 000kg (43kg... -
The use of multivariate analysis as a tool to illustrate the influence of environmental variables on phytoplankton composition in the Vaal River, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Sanet Janse van Vuuren AJH PieterseThe highly eutrophic Vaal River system is subjected to algal blooms that cause problems ranging from aesthetically unacceptable conditions to the release of toxins. In order to understand how environmental variables influence one another and to determine the key environmental... -
Fish communities along environmental gradients within the Comoé River basin, Côte d'Ivoire
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: StanislasS Yao EssetchiP Kouamélan Tidiani Koné Valentin N'Douba Gooré Bi Frans Ollevier DirkF E Thys van den AudenaerdeEighty-four sites in the Comoé basin (Côte d'Ivoire, West Africa) were sampled to identify fish assemblages and their relationships with some environmental variables. Seventy-six freshwater fish species were collected from 22 families and 44 genera: 11 marine and/or brackish water... -
Eolimna archibaldii spec. nov. and Navigiolum adamantiforme comb. nov. (Bacillariophyceae): two possibly endemic elements of the South African diatom flora tolerant to surface water pollution
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JonathanC Taylor Horst Lange-BertalotTwo little-known diatom taxa have been encountered in the saprobic and anthropogenically impacted waters of the Vaal River, South Africa. Eolimna archibaldii, an extremely small-celled species, is described as new to science. Navicula adamantiformis Archibald is transferred to the taxonomically-appropriate... -
Has climate change disrupted stratification patterns in Lake Victoria, East Africa?
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: BE Marshall --- Lake Victoria Fisheries Organisation, Uganda CN Ezekiel --- Tanzanian Fisheries Research Institute, Tanzania J Gichuki --- Kenya Marine and Freshwater Fisheries Institute, Kenya OC Mkumbo --- Lake Victoria Fisheries Organisation, Uganda L Sitoki --- Kenya Marine and Freshwater Fisheries Institute, Kenya F Wanda --- National Fisheries Resources Research Institute, UgandaClimate change may threaten the fisheries of Lake Victoria by increasing density differentials in the water column, thereby strengthening stratification and increasing the intensity and duration of deoxygenation in the deeper waters. Between 1927 and 2008 the lake's temperature increased... -
Effects of 17-α-estradiol on a free-living marine nematode community: a microcosm experiment
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: N Essid --- Laboratory of Environment Biomonitoring, Coastal Ecology and Ecotoxicology Unit, Tunisia F Boufahja --- Laboratory of Environment Biomonitoring, Coastal Ecology and Ecotoxicology Unit, Tunisia H Beyrem --- Laboratory of Environment Biomonitoring, Coastal Ecology and Ecotoxicology Unit, Tunisia P Aïssa --- Laboratory of Environment Biomonitoring, Coastal Ecology and Ecotoxicology Unit, Tunisia E Mahmoudi --- Laboratory of Environment Biomonitoring, Coastal Ecology and Ecotoxicology Unit, TunisiaA microcosm experiment was used to examine the effects of 17-α-estradiol on a nematode community. Four 17-α-estradiol concentrations (0.15, 0.31, 0.62 and 1.24 ppm) were tested, and effects were examined after 30 days. Significant differences were noted between nematode assemblages... -
Population estimates of three vulture species in Kruger National Park, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Campbell Murn --- , UK Leigh Combrink --- , South Africa G Scott Ronaldson --- , South Africa Charles Thompson --- , South Africa André Botha --- , South AfricaVultures are globally threatened, yet reliable population data on these birds are few, thus measuring their response to change is difficult. Kruger National Park (KNP) in South Africa is an important stronghold for many avian species, particularly vultures. In this... -
Sunbirds hover at flowers of Salvia and Lycium
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Petra Wester --- Department of Botany and Zoology, South AfricaSunbirds usually perch when visiting flowers for nectar and only rarely hover. Except for three studies of sunbirds visiting introduced plants in South Africa and India as well as a native plant in Cameroon, there have been no quantitative studies... -
The Effect of Long Term Stratification on the Germination of Pinus Pinaster Ait
Item type: Journal Article • Journal: South African Forestry Journal • Authors: D. G.M. Donald --- ,Trials to determine the effect of long term stratification on Pinus pinaster seed subjected to periods of room temperature storage following cold storage and cold storage only indicated that the former could reduce viability of the seedlots. Dormancy of all... -
Spatial variability of macrozoobenthic diversity on tidal flats of the Niger Delta, Nigeria: the role of substratum
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: N Zabbey --- Department of Animal Science and Fisheries, Nigeria AI Hart --- Department of Animal and Environmental Biology, NigeriaBaseline community assemblages and diversity of macrozoobenthic infauna in soft-bottomed intertidal flats at Bodo Creek on the upper reaches of the Andoni–Bonny estuarine system were determined spatially and in relation to sediment particle characteristics for two years from May 2006... -
Distribution and enrichment of metals in sediments of the Ogun River within Abeokuta, south-western Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: KA Olatunde --- Department of Environmental Management and Toxicology, Nigeria TA Arowolo --- Department of Environmental Management and Toxicology, Nigeria BS Bada --- Department of Environmental Management and Toxicology, Nigeria AM Taiwo --- Department of Environmental Management and Toxicology, Nigeria ZO Ojekunle --- Department of Environmental Management and Toxicology, NigeriaThe distribution and enrichment of metals in the sediments of Ogun River within Abeokuta City, south-western Nigeria, were assessed in 2007. Replicate samples of sediments were collected from 10 sampling sites along the length of the river within the city... -
Comparative trophodynamics of anchovy Engraulis encrasicolus and sardine Sardinops sagax in the southern Benguela: are species alternations between small pelagic fish trophodynamically mediated?
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CD van der Lingen L Hutchings JG FieldThe results of detailed morphological, experimental, field and modelling studies on various aspects of the trophic ecology of sardine Sardinops sagax and anchovy Engraulis encrasicolus in the Benguela ecosystem are synthesised, and differences in the trophodynamics of these two species... -
Birds and conservation significance of the Namib Desert's least known coastal wetlands: Baia and Ilha dos Tigres, Angola
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RE Simmons A Sakko J Paterson A NzuziThe Ilha dos Tigres of Angola is the only sandy island off the coast of the 2 000km-long Namib Desert and it remains the least known coastal wetland on a desert coast rich in shorebirds. Two surveys of the Baia... -
Temporal variability of a temperate fish assemblage in Africa's oldest marine protected area
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: NC James --- , South Africa A Götz --- Elwandle Node, South African Environmental Observation Network (SAEON), South Africa WM Potts --- Department of Ichthyology and Fisheries Science, South Africa PD Cowley --- , South AfricaA standardised research-based, shore-angling survey was conducted in the 47-year-old Tsitsikamma National Park Marine Protected Area (MPA) between 1998 and 2005. The aim of this study was to examine variability in community structure, relative abundance (catch per unit effort, CPUE)... -
Long-term trends in the recreational shore-fishery for elf Pomatomus saltatrix (Pomatomidae) along the KwaZulu-Natal coast, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JQ Maggs --- , South Africa BQ Mann --- , South Africa RP van der Elst --- , South AfricaElf Pomatomus saltatrix account for between 28% and 80% of the annually recorded recreational shore-angling catch in KwaZulu-Natal, South Africa, and have been subjected to various management regimes over the past 33 years. Management of the elf fishery was amended... -
Cannibalistic interactions of juvenile mud crabs Scylla serrata: the effect of shelter and crab size
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OD Mirera --- Kenya Marine and Fisheries Research Institute (KMFRI), Kenya P-O Moksnes --- University of Gothenburg, SwedenIn the culture of mud crab Scylla serrata, cannibalism is often the greatest cause of mortality. A laboratory study was conducted to compare the influence of size class differences and shelter on cannibalism and limb loss in juvenile mud crabs... -
Assessing Pharmaceutical Innovation in Tunisia: An Empirical Survey on Firms' Knowledge-Capital and an Analysis of the National Sectoral Innovation System
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Nejla Yacoub --- Faculty of Economics and Management Sciences, TunisiaThe objective of this research was to assess pharmaceutical innovation in Tunisia. First, we examined the national sectoral innovation system (NSIS), focusing on the objectives and instruments of the industrial and innovation policy. Second, we adopted an empirical approach based... -
Studying Issues Related to Industry and Technology: A Journey into Interdisciplinarity
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Manik Kher [d858024e18]No research can be perfect without an interdisciplinary approach, especially in studies related to industry, which is the most dynamic of all societal aspects. Industry is sensitive to socio-economic and political scenarios. The legal system also is not free from... -
Gender Earnings Disparity and Discrimination in Urban China: Unconditional Quantile Regression
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Yao Tang --- School of Sociology and Social Policy, UK Wenjin Long --- School of Sociology and Social Policy, UKMarket-oriented economic reform has gone through several key stages to bring substantial changes to the current Chinese economy. It accelerated after 1992, and ushered in the pattern transformation since ‘scientific development outlook’ raised in 2002. During this dramatic and complicated... -
Diffusion of Old Information and Communication Technologies in Disseminating Agricultural Knowledge: An Analysis of Farmers’ Income
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Bibhunandini Das --- ,This paper analyses the role of old information and communication technologies (ICTs) in knowledge dissemination and the economic outcome of ICT use by farmers. Based on the National Sample Survey data, the paper examines two issues – the role of... -
A review on the effects of donor maturation on rooting and field performance of conifer cuttings
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: R.G Mitchell --- Sappi Forests Research, J. Zwolinski --- Forestry Programme, N.B. Jones --- Sappi Forests Research,The maturation and ageing effects of parent or donor plants have been reported to have both positive and negative influences on the performance of rooted cuttings. A general decline in rooting ability, root quality and speed of rooting in the... -
Seedling recruitment of Colophospermum mopane on the Highveld of Zimbabwe
Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: D. Mlambo --- Department of Forest Resources and Wildlife Management, Zimbabwe P. Nyathi --- Department of Forest Resources and Wildlife Management, ZimbabweFactors controlling seedling recruitment of Colophospermum mopane (Kirk ex. Benth) Kirk ex. J. Leonard were investigated on the high veld of Zimbabwe. Seed germination and seedling survival and growth were monitored under canopy and outside canopy microhabitats for a period... -
Relative success of self and outcross pollen after mixed- and single-donor pollinations in Eucalyptus grandis
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: TN Horsley --- School of Biological and Conservation Sciences, South Africa SD Johnson --- School of Biological and Conservation Sciences, South AfricaA previous observation that self-pollen tubes traversed the style at a slower rate than cross-pollen tubes in Eucalyptus grandis and E. urophylla suggested the presence of cryptic self-incompatibility (CSI) in these species. The aim of the present study was, with... -
Precipitation partitioning in a diverse stand and a monospecific stand of regenerating forest in eastern China
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Huitao Shen --- Key Laboratory of Agricultural Water Resources, Center for Agricultural Resources Research, Institute of Genetics and Developmental Biology, China Wenhui You --- Department of Environment Science, China Xiaoxue Wang --- State Key Laboratory of Urban and Regional Ecology, Research Center for Eco-Environmental Sciences, ChinaBetween 1 March and 31 October 2009, total precipitation, throughfall, stemflow and canopy interception losses were measured in two stands of secondary evergreen broadleaf forests, one a diverse vegetation stand and the other a monospecific stand dominated by Schima superba... -
The effectiveness of a national communication campaign using religious leaders to reduce HIV-related stigma in Ghana
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Marc Boulay Ian Tweedie Emmanuel FiagbeyThis article describes the effects of a national mass media and community-level stigma-reduction programme in Ghana, in which national and local religious leaders urged their congregations and the general public to have greater compassion for people living with HIV or... -
HIV behavioural surveillance among refugees and surrounding host communities in Uganda, 2006
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Kathleen McDavid Harrison Johanna Claass PaulB Spiegel Judith Bamuturaki Njogu Patterson Michael Muyonga Lillian TatwebwaWe used a standardised behavioural surveillance survey (BSS), modified to be directly relevant to populations in conflict and post-conflict settings as well as to their surrounding host populations, to survey the populations of a refugee settlement in south-western Uganda and... -
Public-private partnerships as a strategy against HIV/AIDS in South Africa: the influence of historical legacies
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Viviane Brunne --- , Switzerland 1In the face of the extreme challenges posed by the South African HIV/AIDS epidemic, collaboration between public and private partners is often called for in an attempt to mobilise additional resources and generate synergies. This paper shows that the ability... -
The relation of HIV testing and treatment to identity formation in Zambia
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Emily Frank --- Anthropology Department, United StatesWhy would many Zambians be reluctant to access lifesaving antiretroviral treatment? Does the process of accessing an HIV test in Zambia promote an identity that can change individuals' livelihood strategies? What happens to individuals when people access treatment? Voluntary testing... -
Trace metal contamination of water at a solid waste disposal site at Kariba, Zimbabwe
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: PortiaC ChifambaTrace metal concentrations were determined in soil samples collected from within, and close to, a solid waste disposal site at Kariba, Zimbabwe, and in water flowing from the area during 1996 and 1997. Soil samples were collected from the surface... -
Lake Victoria water resources management challenges and prospects: a need for equitable and sustainable institutional and regulatory frameworks
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: GB LuiloCurrent issues relating to water utilisation, pollution and management in Lake Victoria, as well as legislative and regulatory history governing the management of the Lake Victoria Basin are reviewed. The articles of the agreements, many of which are now outdated,... -
Haematological characteristics of African bony tongue, Heterotis niloticus (Teleostei: Arapaimidae), in south-western Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EO Ayotunde OA Fagbenro BO OffemHaematological characteristics — including red and white blood cells counts, haemoglobin, haematocrit, mean cell haemoglobin concentration, mean cell volume, mean cell haemoglobin, protein, glucose, albumin, sodium, chloride, potassium, magnesium and phosphorus — were established from an examination of 25 adult... -
Effects of long-term exclusion of the limpet Cymbula oculus (Born) on the distribution of intertidal organisms on a rocky shore
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: GW Maneveldt --- Department of Biodiversity and Conservation Biology, South Africa RC Eager --- Department of Biodiversity and Conservation Biology, South Africa A Bassier --- Department of Biodiversity and Conservation Biology, South AfricaZonation patterns on rocky shores are typically as a result of both physical factors and biological interactions. Physical factors generally set the upper limits of species distributions whereas biological interactions generally set their lower limits. However, recent research has shown... -
Bioaccumulation of cadmium in the ascidian Styela clava (Herdman 1881)
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Jiang --- Department of Biochemical Engineering, China Z Yu --- Department of Biochemical Engineering, China CH Wang --- Department of Biochemical Engineering, ChinaThe processes of bioaccumulation and elimination of cadmium by tissues of Styela clava (Herdman 1881) were investigated based on a semi-static two-compartment model. The kinetic parameters (accumulation rate constant k 1, elimination rate constant k 2, bioconcentration factor BCF, biological... -
Vertex Covers and Secure Domination in Graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: AlewynP. Burger MichaelA. Henning JanH. van VuurenLet G = (V,E) be a graph and let S ⊆ V. The set S is a dominating set of G if every vertex in V \ S is adjacent to some vertex in S. The set S is a... -
A Characterization of Graphs with Disjoint Dominating and Total Dominating Sets
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: MichaelA. Henning Justin SoutheyA dominating set of a graph is a set of vertices such that every vertex not in the set is adjacent to a vertex in the set, while a total dominating set of a graph is a set of vertices... -
On the Interlacing of Zeros of Linear Combinations of Jacobi Polynomials from Different Sequences
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Kathy Driver Kerstin Jordaan Norbert MbuyiWe investigate the interlacing of the zeros of linear combinations pn +aqm with the zeros of the components pn and qm , where {pn }∞ n=0 and {q m }∞ m=0 are different sequences of Jacobi polynomials... -
Advances in reproductive biology and seed production systems of Eucalyptus: the case of Eucalyptus globulus
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: BM Potts MH McGowen DR Williams S Suitor TH Jones PL Gore RE VaillancourtEucalyptus globulus is the main eucalypt species grown in Australian plantations. The focus on seedling deployment systems, coupled with exploitation of large, open-pollinated base populations for breeding purposes over the last two decades, has required a detailed understanding of the... -
Nectar feeding by weavers (Ploceidae) and their role as pollinators
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Adrian JFK Craig --- Department of Zoology and Entomology, South AfricaReviews of nectar-feeding by birds initially focused on specialist nectarivores and ignored the role that more generalist feeders may play in plant pollination. Recent work has emphasised the range of bird species, both specialist and opportunistic, that feed on nectar... -
Seed dynamics and control of Pistia stratiotes in two aquatic systems in Botswana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CN Kurugundla --- Department of Water Affairs, BotswanaThe fruiting and seed dynamics of the alien invasive aquatic species Pistia stratiotes L. (water lettuce; Araceae) was investigated in the seasonally flooded Selinda Canal and Zibadianja Lake of the Kwando–Linyanti River system and in the perennial Chobe River, Botswana,... -
Effects of inhaled nitric oxide on oxygenation and haemodynamic performance during one-lung ventilation in pigs
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: K Schwarzkopf --- Department of Anaesthesiology and Intensive Care Medicine, Germany T Schreiber --- Institute for Experimental Animals, University of Jena, Germany H Schubert --- Institute for Experimental Animals, University of Jena, Germany N Preussler --- Department of Anaesthesiology and Intensive Care Medicine, Germany L Hueter --- Department of Anaesthesiology and Intensive Care Medicine, GermanyObjective: To study the effects of 20 ppm inhaled nitric oxide (iNO) on haemodynamics and systemic oxygenation during one-lung ventilation (OLV) in vivo. Design: Prospective animal study with a cross-over design. Setting: Animal laboratory of a university hospital. Subjects: Eight... -
Microbial growth in a mixture of hyperbaric bupivacaine and fentanyl prepared in a multi-dose syringe in the operating theatre environment
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: G Morgan --- Chris Hani Baragwanath Hospital, Soweto, University of the Witwatersrand, South AfricaBackground: A protocol has been devised in which a 20ml mixture of hyperbaric bupivacaine and fentanyl is prepared in a multi-dose syringe, from which aliquots are withdrawn into individual sterile syringes for use in spinal anaesthesia. The risk of microbial... -
Perioperative adverse airway events in cleft lip and palate repair
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: AT Adenekan --- Departments of Anaesthesia and Intensive Care, Nigeria AF Faponle --- Departments of Anaesthesia and Intensive Care, Nigeria FO Oginni --- Departments of Oral and Maxillofacial Surgery, NigeriaBackground: Airway-related problems account for the majority of anaesthetic morbidity in paediatric anaesthesia, but more so for cleft lip and palate repair. The aim of this study was to assess the frequency, pattern, management and outcome of adverse airway events... -
The effect of positive end-expiratory pressure on pulse pressure variation
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: FJ Smith --- Department of Anaesthesiology, School of Medicine, Faculty of Health Sciences, M Geyser --- Department of Anaesthesiology, School of Medicine, Faculty of Health Sciences, I Schreuder --- Department of Anaesthesiology, School of Medicine, Faculty of Health Sciences, PJ Becker --- Biostatics Unit,Objectives: To determine the effect of different levels of positive end-expiratory pressure (PEEP) on pulse pressure variation (PPV). -
Infection control in anaesthesia in regional, tertiary and central hospitals in KwaZulu-Natal. Part 2: Equipment contamination
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RA Samuel --- Department of Anaesthesiology, PD Gopalan --- Department of Anaesthesiology, Y Coovadia --- Inkosi Albert Luthuli Central Hospital, R Samuel --- Inkosi Albert Luthuli Central Hospital,Objectives: Contaminated anaesthetic equipment has been implicated in the nosocomial transmission of infection. The aim of this study was to determine the prevalence of blood (occult or visible) and/or visible organic material contamination of anaesthetic equipment deemed to be ready... -
Infection control in anaesthesia in regional, tertiary and central hospitals in KwaZulu-Natal. Part 3: Decontamination practices
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: RA Samuel --- Department of Anaesthesiology, PD Gopalan --- Department of Anaesthesiology, Y Coovadia --- Inkosi Albert Luthuli Central Hospital, R Samuel --- Inkosi Albert Luthuli Central Hospital,Background: Anaesthetic equipment is a potential vector for the transmission of disease. This study was undertaken to observe current infection control practices among anaesthetic nurses regarding the decontamination of anaesthetic equipment in regional, tertiary and central hospitals in KwaZulu-Natal. -
The prevalence of post-abortion syndrome in patients presenting at Kalafong hospital's family medicine clinic after having a termination of pregnancy
Item type: Journal Article • Journal: South African Family Practice • Authors: M Van Rooyen --- Department of Family Medicine, S Smith --- Kalafong Hospital, University of Pretoria,Background: Post-abortion syndrome (PAS) is said to be the emotional, psychological, physical and spiritual trauma caused by an abortion, which is an event outside the normal range of human experience. Post-abortion syndrome is a type of post-traumatic disorder and is... -
Is pregnancy termination being used as a family planning method in the Free State?
Item type: Journal Article • Journal: South African Family Practice • Authors: F Lang --- Department of Family Medicine, G Joubert --- Department of Biostatistics, EAM Prinsloo --- Department of Family Medicine,Background: This study determined the profile of women seeking termination of pregnancy (TOP) in the Free State and whether TOP was used as a family planning method. -
Visual hallucinations caused by Charles Bonnet Syndrome: A case study
Item type: Journal Article • Journal: South African Family Practice • Authors: GP Grobler --- , -
A diagnostic approach to the common arthritic conditions
Item type: Journal Article • Journal: South African Family Practice • Authors: M Tikly --- Division of Rheumatology, M A Makda --- Division of Rheumatology,Arthritis is a common cause of pain and disability in adults. In this article, the first in a series of two articles on arthritis, a clinical approach to musculoskeletal disorders is reviewed, with emphasis on the history and examination as... -
Hypertension
Item type: Journal Article • Journal: South African Family Practice • Authors: JA Ker --- Department of Internal Medicine, Faculty of Health Sciences, -
The development, implementation and evaluation of a short course in objective structured clinical examination (OSCE) skills
Item type: Journal Article • Journal: South African Family Practice • Authors: A De Villiers --- Centre for Health Sciences Education, Faculty of Health Sciences, E Archer --- Centre for Health Sciences Education, Faculty of Health Sciences,Background: Objective structured clinical examination (OSCE) examiner training is widely employed to address some of the reliability and validity issues that accompany the use of this assessment tool. An OSCE skills course was developed and implemented at the Stellenbosch Faculty... -
An audit of surgical termination of pregnancy at a level 1 health facility in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: J Devjee --- Department of Obstetrics and Gynaecology, S Khedun --- Department of Obstetrics and Gynaecology, J Moodley --- Women's Health and HIV Research Unit,Background: It was alleged that the termination of pregnancy (TOP) services in a certain district health facility were forgoing the opportunity to offer screening tests for human immunodeficiency virus (HIV) and syphilis for women seeking legal medical abortions. In addition,... -
Ethics and medicine: revisiting the Children's Act and the implications for healthcare practitioners
Item type: Journal Article • Journal: South African Family Practice • Authors: D Knapp van Bogaert --- Centre for Applied Ethics, GA Ogunbanjo --- Department of Family Medicine and Primary Health Care,Under the Constitution of the Republic of South Africa, the rights of children are protected in the same manner as are those of ordinary South African citizens. In Section 28, the Constitution also makes provision for the protection of specific... -
Prevalence of lower urinary tract symptoms suggestive of benign prostatic hyperplasia in primary care, Port Harcourt, Nigeria
Item type: Journal Article • Journal: South African Family Practice • Authors: AA Bock-Omma --- Department of Family Medicine and General Practice, Shawsand Medical Centre, Nigeria PO Dienye --- Department of Family Medicine, Nigeria IS Oghu --- Department of Family Medicine, NigeriaObjectives: The study objectives were to determine the pattern of presentation of Lower urinary tract symptoms (LUTS) in the respondents, the prevalence of LUTS suggestive of BPH, and respondents' quality of life. -
The politics and aesthetics of commemoration: national days in southern Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Heike Becker --- Department of Anthropology and Sociology, South Africa Carola Lentz --- Department of Anthropology and Sociology, South AfricaThe contributions to the special section in this issue study recent independence celebrations and other national days in South Africa, Namibia, Zimbabwe, Madagascar and the Democratic Republic of Congo. They explore the role of national days in state-making and nation-building,... -
Public holidays as lieux de mémoire: nation-building and the politics of public memory in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Sabine Marschall --- Cultural and Heritage Tourism Programme, South AfricaThis article engages with public holidays in post-apartheid South Africa as lieux de mémoire, ‘sites of memory’ that preserve particular interpretations of historical events and selected heroes for inscription into the collective memory of the nation. It first traces the... -
‘Zimbabwe will never be a colony again’: changing celebratory styles and meanings of independence
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Wendy Willems --- Department of Media and Communications, United KingdomAs part of a revival of cultural nationalism, state-led national-day celebrations intensified in Zimbabwe in the early 2000s through the introduction of popular music events alongside the traditional official, militarised ceremony. Independence Day, in particular, provided ZANU-PF with an excellent... -
From ‘One Namibia, one Nation’ towards ‘Unity in Diversity’? Shifting representations of culture and nationhood in Namibian Independence Day celebrations, 1990–2010
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Michael Uusiku Akuupa --- Dept. of Anthropology and Sociology, South Africa Godwin Kornes --- Dept. of Anthropology and African Studies, GermanyIn 2010 Namibia celebrated its twentieth anniversary of independence from South African rule. The main celebrations in the country's capital Windhoek became the stage for an impressively orchestrated demonstration of maturing nationhood, symbolically embracing postcolonial policy concepts such as ‘national... -
National days between commemoration and celebration: remembering 1947 and 1960 in Madagascar
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Mareike Späth --- Johannes Gutenberg University Mainz, Germany Helihanta Rajaonarison --- Université d'Antananarivo, MadagascarToday Madagascar officially celebrates two national holidays. 29 March is dedicated to the memory of anticolonial resistance in 1947, the commemoration of the dead and the decoration of surviving combatants. 26 June in contrast is celebrated as Madagascar's return to... -
‘Distraction from the real difficulties’: ethical deliberations in international health research
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Helen Macdonald --- Social Anthropology, Andrew D. Spiegel --- Social Anthropology,Increasingly, North based graduate students are seeking South based institutional homes whilst undertaking ethnographic research. Looking from a place in the global South, the article considers how requests to host such students influence, and are influenced by, both local and... -
What are the university–productive sector links that matter in a small island country? The case of Cabo Verde
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Alexandre O. Vera-Cruz --- Department of Economics and the Postgraduate Program in Economics and Innovation Management, MexicoThere is extensive literature on university–firm links but it is mostly based on empirical evidence from advanced countries, emerging economies and developing countries that already have certain capabilities of the public research system and an important set of mature firms... -
Breeding biology of the White-headed Vulture Trigonoceps occipitalis in Kruger National Park, South Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Campbell Murn --- Hawk Conservancy Trust, UK Graham J Holloway --- School of Biological Sciences, UKInformation on the breeding biology of the White-headed Vulture Trigonoceps occipitalis is limited and published data are few. Within the Kruger National Park in north-east South Africa there is a regionally important population of about 60 White-headed Vulture pairs, of... -
Seed quality characteristics of a bambara groundnut (Vigna subterranea L.) landrace differing in seed coat colour
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Tendai P Chibarabada --- Crop Science, School of Agricultural, Earth and Environmental Sciences, South Africa Albert T Modi --- Crop Science, School of Agricultural, Earth and Environmental Sciences, South Africa Tafadzwanashe Mabhaudhi --- Crop Science, School of Agricultural, Earth and Environmental Sciences, South AfricaBambara groundnut (Vigna subterranea L.) is an underutilised African legume that fits the same ecological niche as Arachis hypogea. It is still cultivated using landraces and little is known about their seed quality. The current study evaluated seed quality characteristics... -
An overview of fixed-dose combinations of antihypertensive drugs in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: Natalie Schellack --- Department of Pharmacy, Faculty of Health Sciences, South Africa Lucille Malan --- Department of Pharmacy, Faculty of Health Sciences, South AfricaHypertension is a pressing global health issue, contributing to an increase in cardiovascular risk, as well as being the most common condition seen in South Africa. Lack of compliance with the prescribed therapy is one of the largest obstacles to... -
Innovation, the informal economy and development: The case of Zambia
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ephraim Daka --- Innovation and Knowledge Economy, Finland Hannes Toivanen --- Innovation and Industrial Renewal, FinlandNational systems of innovation have been serving as the conceptual framework and vehicle to address poverty and national competitiveness in developing countries. Zambia has been building its NSI since 1964, but the existing system suffers from serious shortcomings related to... -
HIV in Harare: The role and relevance of social stigma
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Stephen O'Brien --- School of Humanities and Social Science, Australia Alex Broom --- School of Social Science, AustraliaHIV is a significant social, political and economic problem in Zimbabwe. However, few researchers have explored peoples’ experiences of living with HIV in that country. Drawing on 60 qualitative interviews conducted with Zimbabweans living in Harare in 2010, this paper... -
The rise of the BRICS and resource nationalism: challenge and opportunity for Africa's innovation systems
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Michael Kahn --- Centre for Research on Evaluation, Science and Technology, South AfricaA new ‘scramble for Africa’ is presently underway. Unlike that of the late 19th century, this second scramble does not rely upon the capture of assets through extra-territorial force. This time around the capture is not overtly violent, being advanced... -
Mapping, measuring and managing African national systems of innovation for policy and development: the case of the Ghana national system of innovation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Frank L. Bartels --- Innov8 Policy Advisory Services Ltd, Austria Ritin Koria --- Vienna University of Technology, Institute of Management Science, AustriaThe systemic approach to innovation as key to economic development, in the context of the knowledge-based economy is increasingly evident and is of strategic value in terms of industrial and development policy (Bartels et al. 2012). The national system of... -
Landscape, complicity and partitioned zones at South Africa Forest and Lubya in Israel-Palestine
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Heidi Grunebaum --- Centre for Humanities Research, South AfricaIn the historical and ideological contests of settler colonial conquest, the making of “landscape” out of land and territory is a powerful instrument in the visual and discursive constructions of nationalist perspectives. This article examines one such site, the Jewish... -
Practicing pan-Africanism: an anthropological perspective on exile-host relations at Kongwa, Tanzania
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Christian A. Williams --- Institute for Reconciliation and Social Justice, South AfricaThis paper explores exile-host relations at Kongwa, where southern Africa's first guerrilla soldiers lived alongside villagers in rural, central Tanzania between 1964 and 1978. Drawing from the author's previous research on SWAPO's exile camps, recent publications about the ANC in... -
The disjunctive domination number of a graph
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Wayne Goddard --- Department of Mathematical Sciences, USA Michael A. Henning --- Department of Mathematics, South Africa Charles A. McPillan --- Department of Mathematical Sciences, USAFor a positive integer b, we define a set S of vertices in a graph G as a b-disjunctive dominating set if every vertex not in S is adjacent to a vertex of S or has at least b vertices... -
The effectiveness of the implementation of the Cape Triage Score at the emergency department of the National District Hospital, Bloemfontein
Item type: Journal Article • Journal: South African Family Practice • Authors: SAN Gordon --- Faculty of Health Sciences, Department of Family Medicine, South Africa H Brits --- Faculty of Health Sciences, Department of Family Medicine, South Africa JE Raubenheimer --- Faculty of Health Sciences, Department of Biostatistics, South AfricaBackground: The need for an appropriate South African triage system led to the development of the Cape Triage Score (CTS), a system to prioritise emergency departments’ workloads. This study evaluated the effectiveness of the CTS at the National District Hospital... -
Foraging mode of a group-living lizard, Cordylus cataphractus (Cordylidae)
Item type: Journal Article • Journal: African Zoology • Authors: P. le --- Department of Zoology, South Africa F.N. Mouton --- Department of Zoology, South Africa H. Geertsema --- Department of Entomology & Nematology, South Africa L. Visagie --- Department of Zoology, South AfricaCordylus cataphractus is a group-living lizard endemic to the dry western regions of southern Africa. Groups of up to 30 individuals are regularly encountered and, if this species is a sit-and-wait forager like other members of its family, competition for... -
Effect of location and season on the arthropod prey of Nycteris grandis (Chiroptera: Nycteridae)
Item type: Journal Article • Journal: African Zoology • Authors: Sarah Bayefsky-Anand --- Abraham Joshua Heschel School, U.S.A.Analysis of culled arthropod prey parts collected from beneath four feeding perches was used to assess prey taken by Nycteris grandis from November 1987 to May 1988. The perches were located along the Zambezi River in Mana Pools National Park... -
Lion predation on elephants in the Savuti, Chobe National Park, Botswana
Item type: Journal Article • Journal: African Zoology • Authors: R. John Power --- Carnivore Conservation Group, Endangered Wildlife Trust, De Beers Venetia Limpopo Nature Reserve, South Africa R. X. Shem Compion --- Carnivore Conservation Group, Endangered Wildlife Trust, De Beers Venetia Limpopo Nature Reserve, South AfricaLions rarely prey on elephants. Botswana‘s Savuti lions, however, switch to preying on elephants during the late dry season (August–November), and the frequency of this has increased in the last two decades (1985–2005). An opportunity to document this phenomenon was... -
Conservation status and distribution of freshwater fishes in South African national parks
Item type: Journal Article • Journal: African Zoology • Authors: I. A. Russell --- South African National Parks, South AfricaThirteen of South Africa’s national parks contain aquatic systems which support 63 indigenous and 11 alien freshwater fishes. Indigenous fishes include 43 species of the Zambezian faunal group (70% of the national total), eight Karroid (47%), five Cape (31%) and... -
New records of a threatened lion population (Panthera leo) in a West African national park
Item type: Journal Article • Journal: African Zoology • Authors: Francesco M. Angelici --- F.I.Z.V, Italy Massimiliano Di Vittorio --- Dipartimento di Scienze Ambientali e Biodiversità, Italy Fabio Petrozzi --- Dipartimento di Scienze Ecologiche e Biologiche, ItalyIn West Africa, the lion is currently characterised by small populations that are fragmented and often isolated from one another, with virtually no ecological connection. In addition, lion populations are generally declining. In recent reports, in Ghana the lion has... -
Interference competition between sunbirds and carpenter bees for the nectar of Hypoestes aristata
Item type: Journal Article • Journal: African Zoology • Authors: Robert Tropek --- Institute of Entomology, Biology Centre, Czech Academy of Sciences, Czech Republic Michael Bartoš --- University of South Bohemia, Czech Republic Eliška Padyšáková --- University of South Bohemia, Czech Republic Štěpán Janeček --- Academy of Sciences of the Czech Republic, Czech RepublicInterference competition for nectar sources has been repeatedly described between hummingbirds and various insects, but rarely recorded in other nectari-vorous birds. We observed aggressive behaviour by African sunbirds (Cinnyris reichenowi and Cinnyris bouvieri) defending the nectar plant Hypoestes aristata against... -
Sugar type and concentration preference of the Cape white-eye, Zosterops virens
Item type: Journal Article • Journal: African Zoology • Authors: Minke Witteveen --- University of KwaZulu-Natal, South Africa Mark Brown --- University of KwaZulu-Natal, South AfricaDifferences in nectar characteristics of bird-pollinated plants were originally attributed to whether the plant was pollinated by non-passerine hummingbirds or passerine nectarivores. Subsequently this has been refuted and it is now hypothesized that these differences reflect whether the plants are... -
Place Images and Nation Branding in the African Context: Challenges, Opportunities, and Questions for Policy and Research
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Nicolas Papadopoulos --- Sprott School of Business, Canada Leila Hamzaoui-Essoussi --- Telfer School of Management, CanadaThis paper examines nation branding in Africa, based on a comprehensive and integrative review of past research. This considers, among others, current place images on the continent in the context of traditional views, which see it as a poor and... -
Indigenizing counselling valuing the afterlife with the Igbo of south eastern Nigeria: a case for ino-uwa based intervention
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Chika Eze --- Department of Psychology, Faculty of Education, KenyaThis study examines prospects for the utilization of the concept of ino-uwa practised by the Igbo cultural-linguistic community of South Eastern Nigeria to understand and address counselling needs of a child and his family. Ino-uwa is the cultural familial scaffold... -
A visual analysis of a cultural tourism destination
Item type: Journal Article • Journal: • Authors: Klaes Eringa and Shenghan Zhou --- Stenden Hotel Management School, Stenden University of Applied Sciences, Leeuwarden, The NetherlandsThis research investigates how a relatively unknown town that is elected as cultural capital of Europe can use visual materials to attract visitors from totally different areas in the world, particularly China. The study uses visual cues for two purposes:... -
Reproductive biology of the critically endangered tropical tree Talbotiella gentii
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Daniel Dompreh --- Department of Plant and Soil Science, UK Michael D Swaine --- Department of Plant and Soil Science, UK Christopher C Wilcock --- Department of Plant and Soil Science, UKTalbotiella gentii is a critically endangered caesalpiniaceous legume endemic to Ghana, restricted in distribution to the margins of the forest zone where there has been extensive fire damage in recent decades. It occurs as isolated, near-monospecific populations, some of which... -
Allelopathic effects of invasive Eucalyptus camaldulensis on germination and early growth of four native species in the Western Cape, South Africa
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Sheunesu Ruwanza --- Centre for Invasion Biology, Department of Botany and Zoology, South Africa Mirijam Gaertner --- Centre for Invasion Biology, Department of Botany and Zoology, South Africa Karen J Esler --- Centre for Invasion Biology, Department of Conservation Ecology and Entomology, South Africa David M Richardson --- Centre for Invasion Biology, Department of Botany and Zoology, South AfricaEucalyptus camaldulensis Dehnh. (red river gum; Myrtaceae) is an invasive tree in riparian habitats of the Western Cape, South Africa, where it replaces indigenous vegetation and affects ecosystem functioning. These invasions lead to changes in river geomorphology and reduction in... -
Contribution of innovation intermediaries in agricultural innovation: the case of agricultural R&D in Tanzania
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Athman H. Mgumia --- Tanzania Commission of Science and Technology, Directorate of Innovation, Tanzania Amon Z. Mattee --- Sokoine University of Agriculture, TANZANIA Beatus A.T. Kundi --- Department of Mechanical and Industrial Engineering, TanzaniaWith the current global economic reforms and advances in science, the move has been towards privatisation of the agricultural knowledge infrastructure. However, inadequate capacity of agricultural entrepreneurs and the diversity in the characteristics of the agricultural technologies have created market... -
The realignment of international stock markets after the 1987 crash, with special reference to the Johannesburg Stock Exchange
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: G D I Barr --- Department of Statistical Science, L Sharp --- Department of Economics,This paper investigates stock price associations between the world’s sixteen largest international markets in the period immediately before and after the 1987 market crash, as well as in a more recent post-crash period. The analysis suggests that the crash had... -
International stock market linkages in Southern Africa
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: K R Jefferis --- Bank of Botswana, C C Okeahalam --- Donald Gordon Professor of Banking and Finance, Graduate School of Business Administration,The paper examines linkages between stock markets in South Africa, Botswana and Zimbabwe, and between these markets and stock markets elsewhere in the world, specifically emerging markets in Latin America and Asia and developed markets in the USA and the... -
Accounting for futures and options in terms of IASC proposals: practitioners’ views in South Africa
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: S Baker --- South African Breweries, G K Everingham --- Department of Accounting,This paper outlines the development and nature of the International Accounting Standards Committee’s proposals in relation to financial instruments. It considers the applicability of the specific principles therein in relation to accounting for futures and options traded on the South... -
Working in teams: An examination of the variables that improve team performance in accounting students
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: L. Stainbank --- School of Accounting and Finance, University of KwaZulu-Natal,The accountancy profession requires professional accountants to acquire skills such as intellectual skills, technical and functional skills, personal skills, interpersonal and communication skills, and organizational and business management skills. In the academic environment, accounting students are often required to work... -
Firm ownership structure and intellectual capital disclosures
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: S Firer --- University of the Witwatersrand, S M Williams --- Singapore Management University,The primary purpose of this study is to investigate the association between three ownership structure characteristics and voluntary intellectual capital (IC) disclosure practices. Data for this study is hand collected from the 2000 annual reports of 390 Singapore publicly traded... -
An investigation into the impact of continuous auditing on the external auditors of the four largest banks in South Africa
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: G Charlton --- Department of Accountancy, B Marx --- Department of Accountancy,With the increasing demands on technology and the increase in the number of transactions processed by organisations, users of financial information require information that is accurate, valid and reliable, but, most importantly, relevant – which means having the information available... -
Management accounting and financial management knowledge requirements for South African entry-level trainee accountants
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: K Barac --- University of South Africa,The literature shows that the content of management accounting syllabuses does not always correspond to the subject knowledge as applied in practice. The purpose of this study is to investigate whether the perceptions of TIPP and TOPP training officers differ... -
A Note: The SAICA Part I Qualifying Examinations: Factors that may influence candidates’ success
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: E van Wyk --- Department of Accountancy,The study investigates certain factors characterising successful and unsuccessful candidates in the 2009 and 2010 SAICA Part I Qualifying Examination (QE I) with the purpose of making recommendations to candidates, educators, training centres and to SAICA. The study also aims... -
The impact of study behaviour on the success of South African CTA students
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: G Steenkamp --- Department of Accounting,In South Africa, prospective chartered accountants are required to complete a postgraduate course that is recognised as a Certificate of Theory in Accounting (CTA) in order to qualify to write Part 1 of the SAICA Qualifying Examination (QE1). Students often... -
Capitalisation of borrowing costs: An investigation into technical uncertainties in IAS 23
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: L van Staden --- School of Accounting Sciences, N van der Merwe --- School of Accounting Sciences,Those who are not experts in the field of accounting will most probably be of the opinion that interest should be expensed and therefore reduce profits. However, for financial periods beginning on or after 1 January 2009, the capitalisation of... -
An argument for either excluding death as a capital gains tax event or abolishing estate duty
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: J J Roeleveld --- Department of Finance and Tax,South Africa is one of the few countries in the world that imposes both estate duty and capital gains tax on the assets of a person on death. This paper presents an argument for the abolishment of estate duty in... -
IFRS 3 “grey area” regarding contingent liabilities
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Eloise de Jager --- Department of Accounting, South AfricaAll South African listed companies must prepare their financial statements using International Financial Reporting Standards (IFRS). Although IFRS aims to provide a framework that can be applied to ensure comparable financial information, there are “grey areas” where judgement needs to... -
Peculiarities of the fair value taxation regime for financial instruments
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Warren Maroun --- School of Accountancy, South AfricaThe enactment of s24JB represents a significant change in the taxation of financial instruments. The traditional approach of including amounts in gross income on the earlier of receipt or accrual is superseded by a fair value regime grounded in International... -
Intemasionale rekeningkundige standaarde: ’n waardebepaling
Item type: Journal Article • Journal: De Ratione • Authors: M.A. Faul --- Universiteit van Suid-Afrika, T.H. Wallach --- Universiteit van Durban-Westville, -
A randomised clinical trial comparing the analgesic and anxiolytic efficacy and tolerability of Stilpane® and Tramacet® after third molar extraction
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: K Outhoff --- Department of Pharmacology, South Africa JM Dippenaar --- Department of Maxillo Facial Oral Surgery, Oral and Dental Hospital, South Africa M Nell --- Department of Pharmacology, South Africa M Royds --- CyteSpace, South Africa OBW Greeff --- Department of Pharmacology, South AfricaBackground: Successful treatment of moderate to severe acute pain often necessitates several analgesics that target different sites of the nociceptive pathway. Fixed-dose combination analgesics facilitate a reduction in dose of individual components, increased compliance and strong-opioid sparing. The aim of... -
Joint degrees and engaging with a Europe of Knowledge: lessons from a UK perspective of a challenging collaborative endeavour
Item type: Journal Article • Journal: • Authors: Jan Katherine Bamford --- Creative Industries, Faculty of Business and Law, London Metropolitan University, London, UKInternational joint degrees offer the possibility of internationalising the curriculum, enhancing intercultural skills for both staff and students and enhancing global job opportunities. This paper examines the challenges for staff and institutions engaging in developing a ‘Europe of Knowledge’ by offering a... -
The place branding of Qatar
Item type: Journal Article • Journal: • Authors: Maaike de Jong --- European Tourism Futures Institute, Stenden University, the NetherlandsDestination branding has become popular. Countries brand themselves to draw visitors and competent expatriates and to create economic diversification. The brand emphasises the uniqueness of the place; it frames the culture and sells its way of life. In the perspective... -
Successful treatment of cutaneous mucormycosis in a young diabetic with end-stage renal disease using combination systemic antifungal agents
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: A Korb --- Life Wilgeheuwel Hospital, South Africa PH Sonnekus --- Life Wilgeheuwel Hospital, South AfricaThis article reports successful eradication of isolated cutaneous mucormycosis in a young poorly controlled type 1 diabetic patient with end-stage renal disease using a combination of systemic antifungal agents and aggressive surgical debridement. -
Dissemination effort, innovation attributes, and variations in innovation dissemination rate
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mawuena Aggey --- Process Technology and Innovation Research, Ghana Nana Kwamina Tekyi Ghartey --- Centre for Development Studies, Ghana Charles Kweku Brown --- Centre for Development Studies, GhanaInnovation-decision type, communication channels, social system, and change agents’ promotion effort influence innovation adoption, but 49–87% of variance in adoption rates is explained by perceived innovation attributes (Rogers 1995). Relationships between adoption rates and these variables are much researched but... -
Country selection strategies based on value, size and momentum
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Poznań University of Economics, PolandThis study provides convincing evidence that stock markets with low capitalisation, low valuation ratios and high momentum tend to outperform country markets with high capitalisation, high valuation ratios and low momentum. Based on sorting procedures and cross-sectional tests conducted across... -
Adherence by a primary healthcare clinic in KwaZulu-Natal to the national HIV guidelines
Item type: Journal Article • Journal: South African Family Practice • Authors: Nnaemeka Uzodike --- Department of Family Medicine, South Africa Andrew Ross --- Department of Family Medicine, South Africa Ogbonnaya Harbor --- Department of Family Medicine, South AfricaBackground: The decentralisation of antiretroviral therapy (ART) to primary health care (PHC) was rolled-out in South Africa in March 2010. PHC staff members are expected to initiate ART, monitor patients, and detect and refer patients with adverse events or virological... -
Original research: obesity prevalence and metabolic differences between obese and non-obese school adolescents in south-western Nigeria
Item type: Journal Article • Journal: South African Family Practice • Authors: Bridget Omisore --- Department of Family Medicine, Nigeria Akinlolu Omisore --- Department of Community Medicine, Nigeria Emmanuel Abioye-Kuteyi --- Department of Community Health, NigeriaBackground: Adolescent obesity is increasingly more common in low- and middle-income countries like Nigeria. Obesity has been associated with metabolic derangement in adolescents in developed countries. This study compared the metabolic parameters in obese and non-obese adolescents in a developing... -
Parenting styles and psychological needs influences on adolescent life goals and aspirations in a South African setting
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Nicolette V. Roman --- Child and Family Studies, Department of Social Work, South Africa Eugene L. Davids --- Child and Family Studies, Department of Social Work, South Africa Alice Moyo --- Child and Family Studies, Department of Social Work, South Africa Lauren Schilder --- Child and Family Studies, Department of Social Work, South Africa Marlies Lacante --- Department of Psychology, Belgium Willy Lens --- Department of Psychology, BelgiumThe present study examined the role of parenting styles and basic psychological needs in the adoption of goals and aspirations of learners, as well as for their psychological wellbeing (positive versus negative affect) in a South African sample of learners... -
Factors Influencing the Adoption of International Financial Reporting Standards by African Countries
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: L J Stainbank --- University of KwaZulu-Natal,The purpose of this paper is to identify the factors which may influence the adoption of the International Financial Reporting Standards (IFRS) by African countries. Using previous literature, the following factors were identified: economic growth, education level, economic openness, culture... -
Cultural diversity, group formation and alienation as constraints on employee interaction in a wholesale company
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Stephné Herselman --- Department of Anthropology and Archaeology,Although a relatively new concept in anthropology, the notion of cultural alienation appears to be a useful instrument to explain aspects of workplace interaction and behaviour. This article deals with alienation as a function of cultural diversity in a wholesale... -
Exercise in futility or dawn of Afrikaner self-determination: an exploratory ethno-historical investigation of Orania
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: FC de Beer --- Department of Anthropology and Archaeology, South AfricaDue to their ethnic diversity nation states have the arduous task of accommodating various identity conscious groups within their boundaries. Nation-building programmes and strategies are employed mostly to unite the heterogeneous populations of nation states, as is currently also being... -
‘Racism and ethnicity’: Reflections on the debatable permanence of terminology
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: R. D. Coertze --- School of Law, University of South Africa,The concepts of biological and social race currently have debatable value. The first has lost much of its former validity through the increase in our knowledge of the genetic characteristics of humankind. This new knowledge does not support the older... -
Koranna struggle against the colonial church: the case of Brandewynsfontein
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Piet Erasmus --- Department of Anthropology,Although Goliath Yzerbek, in his struggle to safeguard the perceived land rights of the Koranna, had to deal with many more obstacles than the colonial church, only the interactions of the Berlin Missionary Society with the Koranna of Brandewynsfontein will... -
Bafokeng, Inc.—Power of the nation/corporation amalgam
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Inge Kriel --- Department of Anthropology and Archaeology,The concept of ‘Ethnicity, Inc.’ so thoroughly conjoins the ethnic nation with the ethnic corporation that it becomes increasingly difficult to think of one without the other. This article aims to deconstruct this relationship by demonstrating how the ambiguity between... -
The politics and aesthetics of commemoration: national days in southern Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Heike Becker --- Department of Anthropology and Sociology, South Africa Carola Lentz --- Department of Anthropology and African Studies, GermanyThe contributions to the special section in this issue study recent independence celebrations and other national days in South Africa, Namibia, Zimbabwe, Madagascar and the Democratic Republic of Congo. They explore the role of national days in state-making and nation-building,... -
Public holidays as lieux de mémoire: nation-building and the politics of public memory in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Sabine Marschall --- Cultural and Heritage Tourism Programme, South AfricaThis article engages with public holidays in post-apartheid South Africa as lieux de mémoire, ‘sites of memory’ that preserve particular interpretations of historical events and selected heroes for inscription into the collective memory of the nation. It first traces the... -
‘Zimbabwe will never be a colony again’: changing celebratory styles and meanings of independence
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Wendy Willems --- Department of Media and Communications, United KingdomAs part of a revival of cultural nationalism, state-led national-day celebrations intensified in Zimbabwe in the early 2000s through the introduction of popular music events alongside the traditional official, militarised ceremony. Independence Day, in particular, provided ZANU-PF with an excellent... -
From ‘One Namibia, one Nation’ towards ‘Unity in Diversity’? Shifting representations of culture and nationhood in Namibian Independence Day celebrations, 1990–2010
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Michael Uusiku Akuupa --- Dept. of Anthropology and Sociology, South Africa Godwin Kornes --- Dept. of Anthropology and African Studies, GermanyIn 2010 Namibia celebrated its twentieth anniversary of independence from South African rule. The main celebrations in the country's capital Windhoek became the stage for an impressively orchestrated demonstration of maturing nationhood, symbolically embracing postcolonial policy concepts such as ‘national... -
National days between commemoration and celebration: remembering 1947 and 1960 in Madagascar
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Mareike Späth --- Johannes Gutenberg University Mainz, Germany Helihanta Rajaonarison --- Université d'Antananarivo, MadagascarToday Madagascar officially celebrates two national holidays. 29 March is dedicated to the memory of anticolonial resistance in 1947, the commemoration of the dead and the decoration of surviving combatants. 26 June in contrast is celebrated as Madagascar's return to... -
‘Distraction from the real difficulties’: ethical deliberations in international health research
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Helen Macdonald --- Social Anthropology, University of Cape Town, Andrew D. Spiegel --- Social Anthropology, University of Cape Town,Increasingly, North based graduate students are seeking South based institutional homes whilst undertaking ethnographic research. Looking from a place in the global South, the article considers how requests to host such students influence, and are influenced by, both local and... -
How Partnerships between African and European Entrepreneurs Can Support the UN Post-2015 Development Agenda
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Helene Tenzer --- Department of International Business, Germany Markus Pudelko --- Department of International Business, GermanyThis article discusses how the private sector, and here specifically African–European partnerships between entrepreneurs, can assist to attain the development goals formulated by the United Nations’ Post-2015 Agenda for Sub-Saharan Africa. Drawing on meetings between African and European entrepreneurs convened... -
A Review of “Place Images and Nation Branding in the African Context: Challenges, Opportunities, and Questions for Policy and Research”, (Nicolas Papadopoulos and Leila Hamzaoui-Essoussi)
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Eugene D. Jaffe --- Ruppin Academic Center, IsraelThis review of Nicolas Papadopoulos and Leila Hamzaoui-Essoussi's paper “Place Images and Nation Branding in the African Context: Challenges, Opportunities, and Questions for Policy and Research” touches upon the authors’ objectives and the extent to which they have been carried... -
Consensus recommendations for the prevention of cervical cancer in sub-Saharan Africa
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: I F Adewole --- Department of Obstetrics and Gynaecology, Nigeria Y R Abauleth --- University Teaching Hospital of Cocody, Cote d’Ivoire I Adoubi --- Oncology Unit, Teaching Hospital of Treichville Teacher, Medical College; Coordinator of the PNLC, Cote d’Ivoire F Amorissani --- Department of Paediatrics, Cote d’Ivoire R I Anorlu --- Professor College of Medicine, University of Lagos/Lagos University Teaching Hospital, Nigeria O A Awolude --- Obstetrician and Gynaecologist College of Medicine, University of Ibadan/University College Hospital, Nigeria H Botha --- Associate Professor and Head Unit of Gynaecological Oncology, Stellenbosch University; Tygerberg Academic Hospital, South Africa J K Byamugisha --- Department of Obstetrics and Gynaecology Makerere University School of Medicine, College of Health Sciences, Makerere University, Uganda L Cisse --- Head of Neonatal Unit, Paediatric Unit, Treichville Teaching Hospital Center, Cote d’Ivoire M Diop --- Director of Dakar Cancer Institute, Le Dantec University Hospital, Senegal S Doh --- Emeritus Professor of Obstetrics and Gynaecology, Cameroon A O Fabamwo --- Lagos State University College of Medicine Ikeja, Nigeria D Gahouma --- Clinic Union Medical, University of Health Sciences, Gabon H S Galadanci --- Medical Advisory Committee; Obstetrician and Gynaecologist, Aminu Kano Teaching Hospital, Nigeria D Githanga --- Kenyan Paediatric Association, Kenya T M Magure --- University of Zimbabwe College of Health Sciences, Zimbabwe C Mabogunje --- Massey Street Children’s Hospital, Nigeria J Mbuthia --- University of Nairobi, Kenya L W Muchiri --- Department of Human Pathology, Kenya O Ndiaye --- Cheikh Anta Diop University of Dakar, A M Nyakabau --- Clinical Oncologist, Parirenyatwa Hospital, Zimbabwe S B O Ojwang --- Professor of Obstetrics and Gynaecology, University of Nairobi, Kenya D Ramogola-Masire --- University of Pennsylvannia; University of Botswana, Botswana O Sekyere --- Korle-Bu Teaching Hospital, Ghana T H Smith --- University of Witwatersrand, Charlotte Makeke Johannesburg Academic Hospital, South Africa F O G Taulo --- Director Centre for Reproductive Health, Deputy Head and Associate Professor College of Medicine, Malawi A Wewege --- Private Practice, South Africa E Wiredu --- University of Ghana Medical School and School of Allied Health Sciences, Ghana O Yarosh --- Yarosh Medservice (PTY), Gaborone Private Hospital, BotswanaCervical cancer is the second most common cancer and the leading cause of cancer-related death in women in sub-Saharan Africa. It is estimated that more than 200 million females older than 15 years are at risk in this region. This... -
Dog bites and human rabies in the Uthungulu District of Kwazulu-Natal province, 2008–2010: a review of surveillance data
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: V. Kubheka --- South African Field Epidemiology and Laboratory Training Programme, P. Govender --- Provincial Department of Health, B. Margot --- Provincial Department of Health, L.R. Kuonza --- South African Field Epidemiology and Laboratory Training Programme,The Uthungulu District in KwaZulu-Natal province is the area that is most affected by rabies in South Africa. Usually, the transmission of rabies to humans occurs through the bites of infected dogs. In 2008, Uthungulu commenced a programme to eliminate... -
Contraceptive use and prevalence of sexually transmitted infections among women seeking termination of pregnancy at a district hospital in KwaZulu-Natal
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: Samuel Muruya --- Department of Obstetrics and Gynecology, Hannah Sebitloane --- Department of Obstetrics and Gynecology,Termination of pregnancy (TOP) is one of the components of female reproductive health and rights that are freely available in South Africa within the public health system, and yet unwanted pregnancies still remain a challenge. The objectives of this study... -
The seroprevalence of Bordetella pertussis antibodies in adolescents in the Western Cape
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: M.A. Rensburg --- Divisions of Chemical Pathology, M. Esser --- Immunology, C de Beer --- Medical Virology Department of Pathology, Faculty of Medicine and Health Sciences,Pertussis is a highly contagious respiratory disease that can occur in all age groups. Over the past 15 years, an increase in the incidence of reported cases has been observed globally. Local surveillance data have also shown an increase in... -
Characteristics of women requesting legal termination of pregnancy in a district hospital in Hammanskraal, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Aluwani Ndwambi --- Department of Family Medicine, South Africa Indiran Govender --- Department of Family Medicine, South AfricaIntroduction: Worldwide, the most commonly reported reason stated by women for undergoing a termination of pregnancy (TOP) is to postpone or stop childbearing. The second most common cited reason is socio-economic concerns, which include a disruption to education or employment,... -
Characteristics of women having first-trimester termination of pregnancy at a district hospital in Kwazulu-Natal
Item type: Journal Article • Journal: Southern African Journal of Epidemiology and Infection • Authors: N.C. Ngene --- Department of Obstetrics and Gynaecology, A Ross --- Department of Family Medicine, Durban J Moodley --- Department of Obstetrics and Gynaecology and Women's Health and HIV Research Group Nelson R Mandela School of Medicine, DurbanTermination of pregnancy (TOP) is requested by some women for a variety of reasons and it is plausible that profling their characteristics might help to target selected groups for counselling. This study aimed to determine the characteristics of women having... -
Leachate contamination potential of a waste dumpsite in Effurun City, Southern Nigeria using the leachate pollution index
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Iwekumo Ebibofe Agbozu --- Department of Environmental Science, College of Science, Nigeria Osayomwanbor Ebenezer Oghama --- Department of Environmental Science, College of Science, Nigeria Olaide Opeyemi Akinyemi --- Department of Environmental Science, College of Science, NigeriaThe leachate pollution index (LPI) has been used to quantify the leachate contamination potential of a dumpsite in Effurun, Southern Nigeria. Leachate samples were collected from 3 locations in the dumpsite and labeled L1, L2 and L3. Replicates were collected... -
Relative merits of using purified proteins and natural foods in studies of wildlife nutrition: the nitrogen requirements of a rodent pollinator
Item type: Journal Article • Journal: African Zoology • Authors: Ian G. Van Tets --- Department of Zoology, South Africa Ken Hutchings --- Department of Zoology, South Africa Susan Nicolson --- Department of Zoology, South AfricaAethomys namaquensis is a 60 g murid rodent that is an important pollinator of several Protea species in South Africa. We compared the nitrogen requirements of this species on two different protein sources: pollen and casein. Pollen is an important... -
Studies on African zygaenoid moths (Lepidoptera: Zygaenoidea): Parapsycharium n.gen. (Somabrachyidae) from the Western Cape Province, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: H. Geertsema --- Department of Entomology and Nematology, South AfricaA new genus, Parapsycharium n.gen. and its type species, P. paarlense, are described in Somabrachyidae. A key to the somabrachyid genera Somabrachys Kirby, Psycharium Herrich-Schäffer and Parapsycharium n.gen. is given. The description of the new taxon includes the description of... -
Prey, but not plant, chemical discrimination by the lizard Gerrhosaurus nigrolineatus
Item type: Journal Article • Journal: African Zoology • Authors: William E. Cooper --- Department of Biology,, U.S.A Jason J. Habegger --- Department of Biology,, U.S.AWe experimentally studied responses to food chemicals by Gerrhosaurus nigrolineatus, a member of a lizard genus endemic to subsaharan Africa. Gerrhosaur diets vary from insectivorous to omnivorous with a very large plant portion. The omnivorous G. validus responds strongly to... -
Opportunistic breeding in the Cape spiny mouse (Acomys subspinosus)
Item type: Journal Article • Journal: African Zoology • Authors: P.A. Fleming [AN0001] S.W Nicolson --- Department of Zoology and Entomology, South AfricaThe relationship between Protea humiflora and its small mammal pollinators was investigated at the fynbos/karoo ecotone in the Riviersonderend Mountains, South Africa. Acomys subspinosus occurred in low densities at Jonaskop, with around 3.9 ± 2.0 (mean ± 1 S.D.) individuals/ha... -
Foraging mode of serpentiform, grass-living cordylid lizards: a case study of Cordylus anguina
Item type: Journal Article • Journal: African Zoology • Authors: A. du Toit --- Department of Zoology, South Africa P. le F.N. Mouton --- Department of Zoology, South Africa H. Geertsema --- Department of Entomology and Nematology, South Africa A.F. Flemming --- Department of Zoology, South AfricaForaging mode of the Cape grass lizard, Cordylus anguina, was determined by using three criteria: 1) the number of movements per minute (MPM) and the percentage of time spent moving (PTM) during periods of activity; 2) prey chemical discrimination ability;... -
Ekerekeia nom. nov., a replacement name for Farquharsonia Currie, 1928 (Echinodermata: Euechinoidea), preoccupied by Farquharsonia Collin, 1922 (Insecta: Diptera)
Item type: Journal Article • Journal: African Zoology • Authors: Hüsey¥n Özd¥kmen --- Department of Biology, Science and Arts Faculty, Turkey Abel Udo Udoh --- Department of Biology, TurkeyA junior homonym was detected among fossil echinoid genera and the following replacement name is proposed: Ekerekeia nom. nov. for Farquharsonia Currie, 1927 (nec Collin, 1922). Accordingly, new combinations are herein proposed for the species currently included in this genus:... -
Brand performance of Chinese domestic vs. international hotels: Perceptions of operators as well as domestic and foreign guests
Item type: Journal Article • Journal: • Authors: Cathy H.C. Hsu --- School of Hotel and Tourism Management, The Hong Kong Polytechnic University, Kowloon, Hong KongThe significant differences in financial performance between internationally branded hotels and domestically branded hotels in China inspired this study. As part of the research, we surveyed hotel operators and guests on their perception of brand performance of the hotel they managed and... -
The cheeseboard in Dutch fine dining restaurants, I: Practices and opinions of restaurant professionals
Item type: Journal Article • Journal: • Authors: Jan A. Schulp --- International Hospitality Management, Stenden University of Applied Science, Leeuwarden, The Netherlands Anne Küpers --- International Hospitality Management, Stenden University of Applied Science, Leeuwarden, The Netherlands Jaap-Peter Nijboer --- International Hospitality Management, Stenden University of Applied Science, Leeuwarden, The Netherlands Elske Rozendal --- International Hospitality Management, Stenden University of Applied Science, Leeuwarden, The Netherlands Christel Westerhuis --- International Hospitality Management, Stenden University of Applied Science, Leeuwarden, The NetherlandsThe difficulties in serving a cheeseboard are explored in this paper. From literature 1940–2010, for accompanying cheeses, a shift was found from red to white wines and from dry to sweeter wines. There is also a tendency to more and sweeter... -
Farmers’ choice of cattle marketing channels under transaction cost in rural South Africa: a multinomial logit model
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Jorine T Ndoro --- Agricultural Extension and Rural Resource Management Programme, South Africa Maxwell Mudhara --- African Centre for Food Security, South Africa Michael Chimonyo --- Department of Animal and Poultry Science, South AfricaThis study applied a transaction cost approach to the analysis of cattle marketing behaviour among smallholder farmers in communal land areas of KwaZulu-Natal, South Africa. The objective was to test the effects of information, negotiation, and monitoring costs on the... -
A Profile of the East African Community
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Frederick Onyango Ogola --- Strathmore University Business School, Kenya George N. Njenga --- Strathmore University Business School, Kenya Peter C. Mhando --- The Pennsylvania State University, USA Moses N. Kiggundu --- Carleton University Sprott School of Business, CanadaRegional integration in East Africa dates back more than a hundred years. This article provides a general synopsis of the East African Community (EAC) and traces the evolution of regional integration in Eastern Africa from colonial times to the present... -
“Broederbande” [brotherly bonds]: Afrikaner nationalist masculinity and African sexuality in the writings of Werner Eiselen's students, Stellenbosch University, 1930–1936
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Andrew Bank --- History Department, South AfricaThe importance of Willi Werner Max Eiselen (1899–1977) as the lecturer, supervisor and mentor of the first generation of volkekundiges at Stellenbosch University has been greatly underestimated. He supervised no fewer than 11 MA and doctoral theses in this field... -
Fathering volkekunde: race and culture in the ethnological writings of Werner Eiselen, Stellenbosch University, 1926–1936
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Andrew Bank --- History Department, South AfricaWerner Willi Max Eiselen (1899–1977) has been celebrated for having consolidated the liberal functionalist school of social anthropology in South Africa. In the standard androcentric narrative, David Hammond-Tooke (1997) argues that during his decade-long tenure as head of “Bantology” at... -
Friedrich Rudolf Lehmann from Leipzig to Potchefstroom University: scholarly committed, ethically ambivalent
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: N.S. (Fanie) Jansen van Rensburg --- Social Anthropology, School of Social and Government Studies, South AfricaWhile Friedrich Rudolf Lehmann, Potchefstroom's first volkekunde [ethnology] professor, worked and associated with well-known and ardent supporters of the Nazi government in Germany, his German colleagues critiqued his lukewarm commitment to Nazism. Later, this political ambivalence also marked his time... -
Frontiers of freedom: race, landscape and nationalism in the coastal cultures of South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Leslie Bank --- Fort Hare Institute of Social and Economic Research, South AfricaThe idea that whiteness is not a natural category but one which requires construction, maintenance and investment has provoked a rich scholarship, including in South Africa. The scholarship on whiteness in southern Africa has been marked, in particular, by a... -
Mining morals, muck and Akan gold in New York City
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Jane Parish --- Sociology, United KingdomAmong Akan spirit preachers at shrines in New York, gold and gold weights are at the centre of the creation of new moral topographies in a fluid and contested context. In a get-rich-quick New York marketplace, the preachers appeal to... -
Using Rasch modelling to examine the international personality item pool (IPIP) values in action (VIA) measure of character strengths
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Graham A. du Plessis --- Department of Psychology, South Africa Gideon P. de Bruin --- Department of Psychology, South AfricaThis paper investigates the psychometric properties of the values in action (VIA) character strengths (Peterson and Seligman, 2004). A sample of 904 South African undergraduate students (female=77%, male=23%, black=70%, mean age=21.07 years, SD age=2.73 years) was assessed using a 380-item... -
Innovation policies in the Mediterranean area: Towards a Mediterranean system of innovation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Massimiliano Ferrara --- Department of Law and Economics, Italy Roberto Mavilia --- CRIOS, Bocconi University, ItalyThe contribution of this paper has both theoretical and policy relevance. It is one of the first exploratory studies of the Mediterranean system of innovation built on the concept of innovation systems. The paper provides a brief literature review and... -
Recovery of bird communities after selective logging and clear-cutting in Kibale National Park, Uganda
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Pirita Latja --- Department of Biology, Finland Geoffrey M Malinga --- Department of Biology, Finland Anu Valtonen --- Department of Biology, Finland Heikki Roininen --- Department of Biology, FinlandIn the face of the continuing destruction of tropical rainforests, a major challenge is to understand the consequences of these habitat changes for biodiversity and the time scale at which biodiversity can recover after such disturbances. In this study, we... -
Knowledge, awareness and readiness of private sector doctors practising in the Ethekweni and Ugu districts of KwaZulu-Natal province for the implementation of the National Health Insurance
Item type: Journal Article • Journal: South African Family Practice • Authors: S Latiff-Khamissa --- Discipline of Pharmaceutical Sciences, South Africa Panjasaram Naidoo --- Discipline of Pharmaceutical Sciences, South AfricaBackground: The proposed National Health Insurance (NHI) aims to improve quality of care and equity in healthcare financing for all South Africans. Successful implementation requires participation by stakeholders, such as private sector doctors who play an important role in healthcare... -
Alternative substrates for cultivating oyster mushrooms (Pleurotus ostreatus)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Mashudu R Masevhe --- Agricultural Research Council–Institute for Tropical and Subtropical Crops, South Africa Puffy Soundy --- Department of Crop Science, Faculty of Science, South Africa Nicolette J Taylor --- Department of Plant Production and Soil Science, South AfricaWheat straw has generally been used as the main substrate for cultivating oyster mushrooms (Pleurotus ostreatus); however, in South Africa it is becoming expensive for small-scale farmers to utilise. Therefore, the main objective of the study was to investigate the... -
Seed quality of selected bottle gourd landraces compared with popular cucurbits
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Nkanyiso J Sithole --- Crop Science Discipline, School of Agricultural, Earth and Environmental Sciences, South Africa Albert T Modi --- Crop Science Discipline, School of Agricultural, Earth and Environmental Sciences, South Africa Tafadzwanashe Mabhaudhi --- Crop Science Discipline, School of Agricultural, Earth and Environmental Sciences, South AfricaBottle gourd (Lagenaria siceraria (Molina) Standl.) is an indigenous crop that is available only as landraces in sub-Saharan Africa, although it has a great potential for food security. Pumpkin (Cucurbita maxima L.) and cucumber (Cucurbita pepo L.) are exotic crops... -
Histopathological biomarkers and genotoxicity in gill and liver tissues of Nile tilapia Oreochromis niloticus from a polluted part of the Nile River, Egypt
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: AA Baiomy --- Zoology Department, EgyptFish health is affected by water pollution. Oreochromis niloticus collected during summer 2014 from El-Serw, a polluted site on the Nile River, were compared with fish from a reference site, El-Zamalek. Histopathological changes were detected in gill and liver tissue... -
A baseline classification of riparian woodland plant communities in the Okavango Delta, Botswana
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Gaolathe Tsheboeng --- Okavango Research Institute, Botswana Mike Murray-Hudson --- Okavango Research Institute, Botswana Keotshepile Kashe --- Okavango Research Institute, BotswanaIn the Okavango Delta information on the riparian woodland vegetation community composition and distribution is generally lacking. Past studies in the Delta were mainly focused on the quantitative classification of seasonal floodplain herbaceous vegetation communities. The aim of this study... -
Sport nutrition: A review of the latest guidelines for exercise and sport nutrition from the American College of Sport Nutrition, the International Olympic Committee and the International Society for Sports Nutrition
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: S Potgieter --- Lecturer, Therapeutic Nutrition, Division of Human Nutrition, Faculty of Health Sciences,Evidence-based sport nutrition guidelines which explore the connection between nutrition, exercise and well-being form a crucial part of any athlete’s competitive and training programme. Guidelines that are based on sound scientific evidence about the quantity, structure and timing of food... -
The Internationalization of African Firms: Effects of Cultural Differences on the Management of Subsidiaries
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Franca Ovadje --- Lagos Business School, Pan Atlantic University, NigeriaThe recent rise in internationalization of African firms has given rise to an interest in studies on internationalization in Africa. This study examines the motives for internationalization of these firms and the role subsidiaries play in the parent company. It... -
Modelling the effects of petroleum product contaminated sand on the compressive strength of concretes using fuzzy logic and artificial neural networks: A case study of diesel
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Chidozie Chukwuemeka Nwobi-Okoye --- Faculty of Engineering, Nigeria Ikechukwu Etienne Umeonyiagu --- Department of Civil Engineering, NigeriaIn this study an artificial neural network (ANN) and fuzzy logic (FL) were used to predict the compressive strength of concrete produced with diesel contaminated sand. Concrete was produced using sand contaminated with diesel at 0, 0.5, 1, 1.5, 2,... -
Mitochondrial DNA sequence variation in Hippopotamus amphibius from Kruger National Park, Republic of South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Richard Beckwitt --- Department of Biology, USA Jessica Barbagallo --- Department of Biology, USA Nickolas Breen --- Department of Biology, USA Julia Hettinger --- Department of Biology, USA Angelo Liquori --- Department of Biology, USA Cesar Sanchez --- Department of Biology, USA Nathalia Vieira --- Department of Biology, USA William Barklow --- Department of Biology, USAPopulations of Hippopotamus amphibius have declined throughout Africa in recent years, and are expected to decline further. An understanding of the population genetics of individual populations of hippos is necessary for effective management. To that end, we sequenced a portion... -
Association between travel and Ebola disease: an overview
Item type: Journal Article • Journal: South African Family Practice • Authors: Saurabh RamBihariLal Shrivastava --- Department of Community Medicine, India Prateek Saurabh Shrivastava --- Department of Community Medicine, India Jegadeesh Ramasamy --- Department of Community Medicine, IndiaThe outbreak of Ebola virus disease in West Africa has reminded public health authorities and international health agencies that, despite setting so many health-related goals, in reality there is much disparity in the health standards of people living in different... -
Self-reported knowledge and use of emergency contraception among women presenting for termination of pregnancy
Item type: Journal Article • Journal: South African Family Practice • Authors: O Osa-Izeko --- Department of Family Medicine, South Africa RD Govender --- Department of Family Medicine, South Africa AJ Ross --- Department of Family Medicine, South AfricaBackground: Emergency contraception (EC) is widely accepted as a safe method of preventing conception following unprotected coitus. Use of EC has been promoted in South Africa, yet uptake among women appears to remain low. -
Reinscriptions of “stateless” socialities in South Africa: some thoughts on “Metropolitan nomads: a journey through Jo’burg’s ‘little Mogadishu’”
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Daniel K. Thompson --- Department of Anthropology, United States of AmericaIn this commentary, Daniel K. Thompson critically assesses Nereida Ripero-Muñiz and Salym Fayad’s photo essay, “Metropolitan Nomads: A Journey through Jo’burg’s ‘Little Mogadishu.’ The essay is published alongside this commentary. -
Effects of rooting media on root growth and morphology of Brassica rapa seedlings
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Michael O Adu --- Department of Ecological Sciences, UK David O Yawson --- Department of Soil Science, School of Agriculture, College of Agriculture and Natural Sciences, Ghana Frederick A Armah --- Department of Environmental Science, School of Biological Science, College of Agriculture and Natural Sciences, Ghana Paul A Asare --- Department of Crop Science, School of Agriculture, College of Agriculture and Natural Resources, Ghana Malcolm J Bennett --- Plant and Crop Sciences Division, School of Biosciences, UK Martin R Broadley --- Plant and Crop Sciences Division, School of Biosciences, UK Philip J White --- Department of Ecological Sciences, UK Lionel X Dupuy --- Department of Ecological Sciences, UKRooting media used in current root phenotyping studies can have substantial effect. In this study, the effects of three different nutrient conducting papers (Black construction paper, Anchor blue germination paper and Kimpak paper) and soil-filled boxes on root growth and... -
Mapping inundation extent, frequency and duration in the Okavango Delta from 2001 to 2012
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: K Thito --- University of Botswana, Okavango Research Institute, Botswana P Wolski --- Climate System Analysis Group, University of Cape Town, South Africa M Murray-Hudson --- University of Botswana, Okavango Research Institute, BotswanaThe frequency and duration of inundation in river systems are important for a variety of applications, such as water resource management, floodplain mapping and habitat restoration. The Okavango Delta, the fifth largest Ramsar site in the world, has experienced a... -
World culture festivals: Their perceived effect on and value to domestic and international tourism
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ki-tai Lee --- Department of Studies in Event Tourism and International Conferences, South Korea Joon-ho Kim --- Education Institute, Golden CATs, South KoreaThis study investigated the impact of the festival experience (sensory, cognitive, and behavioural) on the perceived value and loyalty of tourists. The participants were 450 tourists (51.1% domestic; 48.9% international) who attended the 2015 South Korean World Culture festival. Of... -
Assessing the accuracy of plotless density estimators using census counts to refine population estimates of the vultures of Kruger National Park
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Campbell Murn --- Hawk Conservancy Trust, UK André Botha --- Birds of Prey Programme, South AfricaBreeding population estimates for three vulture species in Kruger National Park (KNP), South Africa, were made in 2013 using data from aerial censuses and a plotless density estimator (PDE). PDEs are distance-based methods used to assess sparse populations unsuitable for... -
Characteristics of tuberculosis patients and the evaluation of compliance to the national TB management guidelines at clinics in a rural community from Mpumalanga province, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Jolly Musoke --- Faculty of Veterinary Science, Department of Veterinary Tropical Diseases, South Africa Anita L. Michel --- Faculty of Veterinary Science, Department of Veterinary Tropical Diseases, South AfricaThis study serves as baseline investigation into tuberculosis (TB) patient population characteristics and the compliance of clinics in rural settings to the national TB guidelines in terms of diagnosing the disease. A total of 62 TB positive patients’ files were reviewed... -
Soil seed bank depletion as a mechanism of Lantana camara L. invasion
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Sheunesu Ruwanza --- Department of Environmental Science, South AfricaLantana camara is an invasive plant in South Africa with a wide range of impacts. This study assessed the impact of L. camara invasion on the soil seed bank. The study asked the question, does species density and diversity of... -
Microbial contamination and labelling of self-prepared, multi-dose phenylephrine solutions used at a teaching hospital
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: Andreas van den Heever --- Faculty of Health Sciences, Department of Anaesthesiology, South Africa Juan Scribante --- Faculty of Health Sciences, Department of Anaesthesiology, South Africa Helen Perrie --- Faculty of Health Sciences, Department of Anaesthesiology, South Africa Warren Lowman --- Vermaak and Partners Pathologists, South AfricaBackground: Common practice at Chris Hani Baragwanath Academic Hospital (CHBAH) is to use boluses from a self-prepared, multi-dose phenylephrine solution to treat spinal anaesthesia-induced hypotension in patients undergoing a Caesarean section. The aims of this study were to determine if... -
Effectiveness and efficiency of national systems of innovation: A comparative analysis of Ghana and Kenya
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Frank L. Bartels --- Innov-8 Policy Advisory Services Ltd, Austria Ritin Koria --- Innov-8 Policy Advisory Services Ltd, Austria Liliana Andriano --- Department of Sociology, United KingdomThis paper presents a comparative analysis of the determinants of the effectiveness and efficiency of the Ghana National System of Innovation (GNSI) and the Kenya National System of Innovation (KNSI) for crafting evidence-based policy. Two regression analyses are performed respectively... -
Prescribing of meprobamate-containing combination analgesics in South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: I Truter --- Drug Utilisation Research Unit (DURU), Department of Pharmacy, South AfricaBackground: Meprobamate is a constituent of various combination analgesics in South Africa. Due to the lack of recent literature on the prescribing patterns of combination analgesics containing meprobamate and in the light of its possible higher re-scheduling, this study was... -
Securing African forests for future drier climates: applying ecophysiology in tree improvement
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Casparus J Crous --- Department of Plant and Soil Sciences, South Africa Francois S Malan --- 102, 2nd Avenue, South Africa Michael J Wingfield --- Department of Plant and Soil Sciences, South AfricaIncreasing incidences of drought-induced tree mortality are being recorded worldwide, including Africa. African forests cover a significant proportion of the continent, which implies that African forest sustainability is threatened from a climate-change perspective. This is especially problematic in a developing... -
Role of Brycinus lateralis (Teleostei: Alestidae) in dispersal and germination of Nymphaea nouchali (Angiospermae: Nymphaeaceae) seeds on a seasonal floodplain of the Okavango Delta, Botswana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: M Mmusi --- Okavango Research Institute, Botswana K Mosepele --- Okavango Research Institute, Botswana M Murray-Hudson --- Okavango Research Institute, Botswana D Teketay --- Department of Crop Science and Production, Botswana M Horn --- Department of Biological Science, USASeed passage through the gut of vertebrates can be important for seed dispersal, but might influence seed viability. The ability of seeds to germinate after ingestion by seed-eating fish is important for the population dynamics of some plant species, and... -
Temporal and spatial fluctuations of heavy metals in Opa Reservoir, Ile-Ife, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: TA Adesakin --- Department of Zoology, Nigeria AA Adedeji --- Department of Zoology, Nigeria YF Taiwo --- Natural History Museum, NigeriaThe Opa Reservoir, established for water supply to the Obafemi Awolowo University community, over the years has received direct linkage to township drains as a result of the widening and dredging of its river channels. The current study aimed at... -
Impacts of cage culture on physico-chemical and bacteriological water quality in Lake Volta, Ghana
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: MNK Clottey --- Department of Marine and Fisheries Sciences, R Asmah --- Council for Scientific and Industrial Research, Water Research Institute, PK Ofori-Danson --- Department of Marine and Fisheries Sciences, MY Ameworwor --- Department of Marine and Fisheries Sciences, AY Karikari --- Council for Scientific and Industrial Research, Water Research Institute,The effects of cage fish farming on physico-chemical and bacteriological water quality in Lake Volta, Ghana, were investigated in 2013–2014. Farmed and unfarmed (control) areas of the lake were selected for monitoring. Nutrients, temperature, dissolved oxygen, conductivity, turbidity, pH, total... -
Otolith shape as a valuable tool to evaluate the stock structure of swordfish Xiphias gladius in the Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: K Mahé --- Ifremer, Laboratoire Ressources Halieutiques, France H Evano --- Ifremer, Délégation Océan Indien, France T Mille --- Ifremer, Laboratoire Ressources Halieutiques, France D Muths --- Université Européenne de Bretagne, France J Bourjea --- , FranceSwordfish Xiphias gladius is an oceanic-pelagic species. Its population structure in the Western Indian Ocean was studied from the shape of the sagittal otoliths of 391 individuals collected from 2009 to 2014. Normalised elliptical Fourier descriptors (EFDs) were extracted automatically... -
The place branding of Qatar
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Maaike de Jong --- European Tourism Futures Institute, Stenden University, the NetherlandsDestination branding has become popular. Countries brand themselves to draw visitors and competent expatriates and to create economic diversification. The brand emphasises the uniqueness of the place; it frames the culture and sells its way of life. In the perspective... -
Joint degrees and engaging with a Europe of Knowledge: lessons from a UK perspective of a challenging collaborative endeavour
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Jan Katherine Bamford --- Creative Industries, Faculty of Business and Law, UKInternational joint degrees offer the possibility of internationalising the curriculum, enhancing intercultural skills for both staff and students and enhancing global job opportunities. This paper examines the challenges for staff and institutions engaging in developing a ‘Europe of Knowledge’ by... -
A visual analysis of a cultural tourism destination
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Klaes Eringa --- Stenden Hotel Management School, Stenden University of Applied Sciences, The Netherlands Shenghan Zhou --- Stenden Hotel Management School, Stenden University of Applied Sciences, The NetherlandsThis research investigates how a relatively unknown town that is elected as cultural capital of Europe can use visual materials to attract visitors from totally different areas in the world, particularly China. The study uses visual cues for two purposes:... -
Brand performance of Chinese domestic vs. international hotels: Perceptions of operators as well as domestic and foreign guests
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Cathy H.C. Hsu --- School of Hotel and Tourism Management, The Hong Kong Polytechnic University,The significant differences in financial performance between internationally branded hotels and domestically branded hotels in China inspired this study. As part of the research, we surveyed hotel operators and guests on their perception of brand performance of the hotel they... -
The cheeseboard in Dutch fine dining restaurants, I: Practices and opinions of restaurant professionals
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Jan A. Schulp --- International Hospitality Management, Stenden University of Applied Science, The Netherlands Anne Küpers --- International Hospitality Management, Stenden University of Applied Science, The Netherlands Jaap-Peter Nijboer --- International Hospitality Management, Stenden University of Applied Science, The Netherlands Elske Rozendal --- International Hospitality Management, Stenden University of Applied Science, The Netherlands Christel Westerhuis --- International Hospitality Management, Stenden University of Applied Science, The NetherlandsThe difficulties in serving a cheeseboard are explored in this paper. From literature 1940–2010, for accompanying cheeses, a shift was found from red to white wines and from dry to sweeter wines. There is also a tendency to more and... -
Are social media applications a facilitator or barrier to learning for tourism and hospitality management students?
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Li Li --- Bath Business School, United KingdomThis paper reports an exploratory investigation on the role of social media (SM) in Chinese university students’ learning. Structuration theory was employed as the analytic framework to guide the discussion about the dynamics of the participants’ behaviours and thoughts on... -
Luxury consumption in tourism: The case of Dubai
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Sanjay Nadkarni --- Emirates Academy of Hospitality Management, United Arab Emirates Andy Heyes --- Stenden Hotel Management School, The NetherlandsOver the past 30 years, Dubai has quickly developed into what can no doubt be described as one of the pinnacle tourist and business destinations of the world. Fuelled by the vision and generosity of H.H. Sheikh Mohammad bin Rashid... -
Influence of riparian habitats on the distribution of rainforest chameleons in Parc National de Ranomafana, Madagascar
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Jeanneney Rabearivony --- , , Madagascar Lee D. Brady --- , , UK Richard K.B. Jenkins --- , , UK Richard A. Griffiths --- , , UK Achille P. Raselimanana --- , , Madagascar Michel Bisoa --- , Rasoamampionona N. Raminosoa --- , , MadagascarThe spatial and seasonal distribution of chameleon species along ecological gradients within six riparian areas in Parc National de Ranomafana was studied using transects. Eight species of chameleons were recorded (Palleon nasus, Brookesia superciliaris, B. thieli, Calumma gastrotaenia, C. glawi,... -
A response to Gatali and Wallin (2015) Bird diversity in the savanna habitats of Akagera National Park, Rwanda, in the post-war recovery period
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: James WT Hogg --- Scarth Wood Farm, UK Gaël R Vande weghe --- Illume Creative Studio, RwandaThe paper ‘Bird diversity in the savanna habitats of Akagera National Park, Rwanda, in the post-war recovery period’ by Gatali and Wallin (Ostrich 86(3): 267–276, 2015) makes several claims for new species records for Akagera National Park and Rwanda. We... -
Bird watching and estimation of bird diversity – not always corresponding: a reply to Hogg and Vande weghe
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Callixte Gatali --- Department of Wildlife and Aquatic Resources Management, Rwanda Kjell Wallin --- Department of Biological and Environmental Sciences, SwedenSome occurrences of rare or unusual bird species reported by us in a previous paper (Ostrich 86(3): 267–276, 2015) are considered to be doubtful by Hogg and Vande weghe (Ostrich 88(1): 83–88, 2017). We believe that some of the problems... -
The presence and spectrum of bacteria colonising mobile phones of staff and caregivers in high disease burden paediatric and neonatal wards in an urban teaching hospital in Durban, South Africa
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Raziya Bobat --- Department of Paediatrics and Child Health, Nelson R Mandela School of Medicine, South Africa Moherndran Archary --- King Edward VIII Hospital, South Africa Melissa Lawler --- King Edward VIII Hospital, South Africa Sajeeda Mawlana --- Enhancing Care Foundation, South Africa Kimesh L Naidoo --- King Edward VIII Hospital, South Africa Sandra Maphumulo --- Department of Microbiology, Nelson R Mandela School of Medicine, South Africa Yacoob Coovadia --- Department of Microbiology, Nelson R Mandela School of Medicine, South AfricaBackground: Hospital acquired infections are on the increase worldwide. A possible source for transmission is the presence of microorganisms on mobile phones which are carried by increasing numbers of medical and nursing staff, students, and caregivers. -
A review of microbial hazards associated with meat processing in butcheries
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: L. B. Shilenge --- Faculty of Science, Department of Environmental Health, South Africa K. Shale --- Faculty of Science, Department of Environmental Health, South Africa T. Matodzi --- Faculty of Science, Department of Environmental Health, South Africa F. Machete --- Department of Natural Resources and the Environment, South Africa C. Tshelane --- Faculty of Science, Department of Environmental Health, South AfricaMeat is highly nutritional and rich in proteins, which makes it a good substrate for possible microbial growth. As a result, in its raw state, meat is easily susceptible to colonization by microorganisms. This study describes the possible sources of... -
National collective identity in transitional societies: Salience and relations to life satisfaction for youth in South Africa, Albania, Bulgaria, the Czech Republic, Kosovo and Romania
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Radosveta Dimitrova --- Stockholm University, Sweden Pasquale Musso --- University of Palermo, Italy Luzelle Naudé --- University of the Free State, South Africa Skerdi Zahaj --- University of Tirana, Albania Iva Polackova Solcova --- The Czech Academy of Sciences, the Czech Republic Delia Stefenel --- Lucian Blaga University of Sibiu, Romania Fitim Uka --- Private Bearer of Higher Education “Qeap Heimerer”, Kosovo Venzislav Jordanov --- University of World and National Economy (UWNE), Bulgaria Evgeni Jordanov --- Ivan Rilski University, Bulgaria Peter Tavel --- Palacky University, the Czech RepublicIn this study we investigated the salience of the construct of national collective identity and its associations with life satisfaction among adolescents living in transitional societies characterised by relevant change in the last decades. Participants were 1 066 adolescents (M... -
Reparative sexual orientation therapy effects on gay sexual identities
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Jaco Van Zyl --- Department of Psychology, South Africa Kathryn Nel --- Department of Psychology, South Africa Saraswathie Govender --- Department of Psychology, South AfricaThe study explored gay males’ identities and experiences with sexual reparative therapy. The sample consisted of five white Christian males (age range 24 – 41 years), who responded to a semi-structured interview on their self-identity with reparative therapy. Interpretative Phenomenological... -
The Internationalization of African Small and Medium Enterprises (SMEs): A South-North Pattern
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Everlyne Misati --- Florida International University, USA Fred O. Walumbwa --- Florida International University, USA Somnath Lahiri --- Illinois State University, USA Sumit K. Kundu --- Florida International University, USADespite the growing internationalization of small and medium enterprises (SMEs) from Africa, related research remains limited. Adopting a qualitative approach, this study investigates three SMEs in the African coffee subsector that internationalized rapidly beyond the continent. The case studies, based... -
Political Risk and Chinese Outward Foreign Direct Investment to Africa: The Role of Foreign Aid
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Jane Lu --- Department of Management and Marketing, Faculty of Business and Economics, Australia Xueli Huang [cor1] Michael Muchiri --- School of Management, RMIT University, AustraliaWe investigated the role of Chinese Aid in mitigating the political risk for Chinese outward foreign direct investment (OFDI) in Africa, especially in resource-abundant countries. Using panel data for 50 African countries that have received Chinese OFDI from 2002 to... -
Merger imbalance and returns in international equity markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, Poland Przemyslaw Grobelny --- Department of Investment and Capital Markets, PolandAt the global level, the mispricing theory of mergers by Shleifer and Vishny (2003) may imply that a significant number of targets acquired in a given country is a sign of market-wide undervaluation whereas intense acquisition activity indicates overvaluation. The... -
Moringa (Moringa oleifera) leaf extracts inhibit spore germination of Alternaria solani, causal agent of early blight disease of tomato (Solanum lycopersicum)
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Culver Mvumi --- Department of Plant Production and Soil Science, South Africa Elizabeth Ngadze --- Department of Crop Science, Zimbabwe Diana Marais --- Department of Plant Production and Soil Science, South Africa Elsa S du Toit --- Department of Plant Production and Soil Science, South Africa Brighton M Mvumi --- Department of Soil Science and Agricultural Engineering, ZimbabweAlternaria solani is highly infective and can sporulate on tomato at 13.2 × 106 spores mL−1. The fungicidal effect of Moringa oleifera leaf chloroform and aqueous extracts (MLCE and MLAE, respectively) was investigated in vitro to determine the inhibitory effect... -
Assessment of food gardens as nutrition tool in primary schools in South Africa
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Sunette M Laurie --- Agricultural Research Council - Vegetable and Ornamental Plants, South Africa Mieke Faber --- Non-Communicable Diseases Research Unit, South African Medical Research Council, South Africa Mamohkele M Maduna --- Department of Basic Education, Directorate Sustainable Food Production in Schools, South AfricaObjectives: To assess knowledge, perceptions and practices on food production amongst learners and educators, gardening activities and management of school food gardens in schools participating in the National School Nutrition Programme. -
Effect of seed size on field survival and growth of Eucalyptus in KwaZulu-Natal, South Africa
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: RD Naidu NB JonesThis study was established to determine the effect of seed size on nursery performance, field survival and growth. Results indicated that germination was greater for larger seed whereas the smallest seeds germinated poorly. In addition, seedling survival in the nursery... -
Comparison of the effects of mechanical scarification and gibberellic acid treatments on seed germination in Pterocarpus angolensis
Item type: Journal Article • Journal: Southern Hemisphere Forestry Journal • Authors: E Chisha-Kasumu S Woodward A PricePterocarpus angolensis is a savanna tree species growing mostly in the miombo and undifferentiated woodlands found in the southern and central parts of Africa. Exploitation for its medicinal and commercial uses has led to a diminishing of wild populations. Artificial... -
Seasonality in the cross section of factor premia
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, PolandThis study examines the seasonality effect in the cross section of factor premia representing a broad set of stock market strategies. Using cross-sectional and time-series tests, we investigated the cross-sectional seasonality of market, value, size, momentum, quality and low-risk premia... -
The creation of the SAVE consortium – Saving Asia’s Vultures from Extinction: a possible model for Africa?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Christopher GR Bowden --- Globally Threatened Species Recovery Unit, Royal Society for the Protection of Birds, UKThere have been few faster, more dramatic and wide-scale species declines than those of South Asian vulture populations since the 1990s. This article describes the background to this problem, caused mainly by the veterinary drug diclofenac, and the establishment and... -
Optimizing the thermal treatment of Abeokuta kaolin (south-west Nigeria) for production of natural pozzolan
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Olasunkanmi A. Adekitan --- Department of Civil Engineering, Nigeria Gbenga M. Ayininuola --- Department of Civil Engineering, NigeriaThe use of pozzolans in construction works have been on the rise in recent times, an effort driven by the need for environmentally friendly alternatives to cement. Calcined kaolin is a natural pozzolan currently being researched and optimum pozzolanic performance... -
Commercialization of higher education institutions’ research within the National System of Innovation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Wanjiru Gachie --- Discipline of Computer Science Education, South Africa Desmond Wesley Govender --- Discipline of Computer Science Education, South AfricaThe commercialization of higher education institutions’ (HEIs’) research within the South African National System of Innovation (NSI) has received prominence in the post-apartheid era. Intra-African NSI dialogue to draw out context-specific and generic country experiences that could inform policy developments,... -
Value expectation confirmation and word-of-mouth intention among international tourists of a cultural festival experience
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Joon-ho Kim --- Department of Business Administration, South Korea Hyun-ju Choi --- Department of Cultural & Arts Management, South Korea Seung-hye Jung --- School of Dance, South KoreaWe examined expectation conformation and word-of-mouth marketing intention among international tourists (177 white; 138 black; and 98 Asian) who experienced a tourism promotion cultural festival event; taking into account their personal, artistic, and societal cultural values. We applied multiple regression... -
Education without borders: Internationalisation of the tourism business curriculum in the central Baltic area
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Sanna-Mari Renfors --- Tourism Business Research Group, Faculty of Service Business, FinlandIn the case of tourism, it is important to consider the geographical location of the destination and its part in a larger entity. In the Baltic Sea area, destination products covering the highlights of the seashore have growing importance and... -
Foreign R&D units in India and China: An empirical exploration
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Swapan Kumar Patra --- Post-Doctoral Research Fellow, Republic of South AfricaAmong the many corporate functions of multinational enterprises (MNEs), their foreign R&D is considered to be the least mobilized. Firms usually keep their crucial R&D activities close to their home base. However, since the 1990s MNEs from developing countries are... -
Exploring the Jawaharlal Nehru National Solar Mission (JNNSM): Impact on innovation ecosystem in India
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Amitkumar Singh Akoijam --- PhD Scholar, Centre for Studies in Science Policy (CSSP), School of Social Science, India V. V. Krishna --- Professorial Fellow, Faculty of Arts and Social Sciences, AustraliaTo make India one of the leaders in solar energy generation and to promote ecologically sustainable growth that addresses the nation’s energy security challenge is one of the promising goals of the Jawaharlal Nehru National Solar Mission (JNNSM) or National... -
Estimating Cape hare occupancy and abundance in southern Tunisia using spotlighting data
Item type: Journal Article • Journal: African Zoology • Authors: Chammem Mohsen --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Karssene Yamna --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Jarray Mohsen --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Khorchani Touhami --- Laboratoire d’Elevage et de la Faune Sauvage, TunisiaThis study outlines the importance of integrating spotlighting data and occupancy modelling to estimate the spatial occupancy, abundance and habitat preferences of Cape hares Lepus capensis in southern Tunisia. Exploring the spatial distribution pattern of this species is problematic because... -
Legal responses to HIV and AIDS: lessons from Swaziland
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Musa N Shongwe --- University of Swaziland, SwazilandSince 1999, the HIV and AIDS epidemic in Swaziland has been declared a national disaster, and today HIV and AIDS still pose a great threat to the survival and development of Swaziland and its people. The impact of the pandemic... -
A Multidimensional Approach to International Market Selection and Nation Branding in Sub-saharan Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Andreas Schühly --- Strategy Consultant, Germany Helene Tenzer --- Department of International Business, GermanyDespite the strong economic growth of many African countries, foreign investors often overlook their potential. Nation branding can raise the awareness of foreign investors to the particular strengths of these countries. To identify the specific image attributes of a nation... -
Assessment of potential sources of protozoan contamination between two avian feeding guilds in a conservation area
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Adams A Chaskda --- AP Leventis Ornithological Research Institute, Department of Zoology, Nigeria Georgina S Mwansat --- Entomology and Parasitology Unit, Department of Zoology, Nigeria Danjuma Sani --- Entomology and Parasitology Unit, Department of Zoology, Nigeria Longtong Turshak --- Department of Science Laboratory Technology, NigeriaOccasional screening of food and water quality available to organisms in protected areas could be beneficial to their successful conservation. This is important for areas receiving regular human visitors and exhibiting activities that may be detrimental to ecosystem health. This... -
Do we miss half of the injuries sustained during rape because we cannot see them? An overview of the use of toluidine blue tissue stain in the medical assessment of rape cases
Item type: Journal Article • Journal: South African Family Practice • Authors: JM Kotzé --- Department of Forensic Medicine and Department of Family Medicine, South Africa H Brits --- Department of Family Medicine, South AfricaThe prosecution of rape cases is difficult due to the absence of eyewitnesses. McCauley found that the detection of vaginal lacerations increased from one in 24 to 14 in 24 in reported adult rape cases when toluidine blue was used... -
Antimicrobial susceptibility of Mycoplasma genitalium isolates from Pretoria, South Africa in 2012 and 2016
Item type: Journal Article • Journal: Southern African Journal of Infectious Diseases • Authors: Marie C Le Roux --- Department of Microbiological Pathology, South Africa Maanda Mafunise --- Department of Microbiological Pathology, South Africa Barbara E de Villiers --- Department of Microbiological Pathology, South Africa Ramalau Mm Ditsele --- Department of Microbiological Pathology, South AfricaBackground: Mycoplasma genitalium is a sexually transmitted pathogen associated with non-gonococcal urethritis and cervicitis. Azithromycin regimens have been considered first-line treatment for M. genitalium infections, with fluoroquinolone regimens effective as second-line treatments. However, the proportion of M. genitalium harbouring macrolide... -
Managing HIV-positive sero-status in Ghana’s most HIV concentrated district: self-perceived explanations and theoretical discourse
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Adobea Y Owusu --- Institute of Statistical, Social and Economic Research (ISSER), Ghana Amos Laar --- Department of Family and Population Health, School of Public Health, GhanaAs of December 2015 there were 37 million persons living with HIV/AIDS (PLWHAs), 70% of whom are in sub-Saharan Africa. Ghana, which contributes a relatively small number to Africa’s HIV burden, has a generalised HIV epidemic. The current national prevalence... -
Food, memory and transnational gastronomic culture amongst Cameroonian migrants in Cape Town, South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Henrietta M. Nyamnjoh --- African Centre for Cities, and Environmental and Geographical Science, South AfricaIn the context of accelerated mobility and migration, food forms part of peoples’ historical identity and emotional repertoire. Drawing on ethnographic research amongst Anglophone Cameroonian migrants living in Cape Town, South Africa, this paper explores how Cameroonian migrants maintain their... -
The effect of Cymbopogon citratus aqueous leaf extract on Solanum lycopersicum seed germination and seedling growth under saline conditions
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Taofik Sunmonu --- Department of Biological Sciences, Nigeria Aishat Mohammed Naibi --- Department of Biological Sciences, Nigeria Suaib Osineye --- Department of Chemical Sciences, Nigeria Hussein Oloyede --- Department of Biochemistry, NigeriaThe allelopathic potential of Cymbopogon citratus aqueous leaf extract on the germination of Solanum lycopersicum seeds under saline conditions was investigated in a laboratory bioassay. At the end of the eight-day trial, the seeds were evaluated for germination parameters and... -
The 39 Country Initiative and Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Paul W. Beamish --- International Business Institute, Ivey Business School, CanadaManagement education in Africa’s poorest countries suffers from the greatest resource constraints of any continent on earth. At least three major challenges exist: lack of current teaching material; very expensive books/photocopies, making an insufficient quantity of materials available; and too... -
Monitoring Victoria’s public forests: implementation of the Victorian Forest Monitoring Program
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Andrew Haywood --- European Forest Institute, Spain Kristen Thrum --- Victorian Department of Environment, Land, Water and Planning, Australia Andrew Mellor --- School of Mathematical and Geospatial Sciences, Australia Christine Stone --- New South Wales Department of Primary Industries, AustraliaA new strategic inventory across all publicly managed forests has been installed in Victoria. For the preceding two decades, Victoria’s forest inventory has been compiled from various data sources from across the state, an approach that doesn’t allow information about... -
Community reintegrating former child soldiers in Northern Uganda: A qualitative study on the road to recovery
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: James M. Van Leeuwen --- Global Livingston Institute, USA Laurie Miller --- Cornell Institute for Public Affairs, USA Maira Zamir --- Cornell Institute for Public Affairs, USA Ryan Grundy --- Global Livingston Institute, USA Jerry Amanya --- Global Livingston Institute, USA Clifford Chen --- Cornell Institute for Public Affairs, USA Michael Feinberg --- Africa Program, Woodrow Wilson International Center for Scholars, USAThis study aimed to profile the qualities of a holistic community reintegration program for former child soldiers (FCS) in the Lira region of Northern Uganda. Informants were a convenience sample of 37 FCS (age range 17 to 34, mean age... -
Retention of the flight-adapted avian finger-joint complex in the Ostrich helps identify when wings began evolving in dinosaurs
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Joel D Hutson --- Department of Biological Sciences, USA Kelda N Hutson --- Earth Science, USAThe functional anatomies of avian finger joints have never been compared with those of the basal avian Archaeopteryx lithographica or maniraptoran theropod dinosaurs. These startling oversights are due to unfamiliarity of the joints outside of highly specialised studies of bird-wing... -
Neo-colonialism and Millennium Development Goals (MDGs) in Africa: A blend of an old wine in a new bottle
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Anuoluwapo Abosede Durokifa --- Department of Public Administration, South Africa Edwin Chikata Ijeoma --- Department of Public Administration, South AfricaThe introduction of the Millennium Development Goals (MDGs) in 2000 by the United Nations, which was aimed at reducing poverty, hunger, illiteracy, gender inequality and correcting some developmental malfunctions, was received with mixed feelings from development experts especially regarding its... -
Anthropometric profile and complications in patients with diabetes mellitus seen at Maluti Adventist Hospital, Lesotho
Item type: Journal Article • Journal: South African Family Practice • Authors: MT Makwero --- Department of Family Medicine, South Africa WF Mollentze --- Department of Internal Medicine, South Africa G Joubert --- Department of Biostatistics, South Africa WJ Steinberg --- Department of Family Medicine, South AfricaBackground: Patients attending outpatient departments for follow-up of diabetes mellitus (DM) may seem content about the control of their disease. However, complications resulting from DM may present before diagnosis and treatment initiation or continue to develop while on treatment. -
An exploration of the reasons women give for choosing legal termination of pregnancy at Soshanguve Community Health Centre, Pretoria, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: Carrien Steyn Indiran Govender --- Department of Family Medicine and Primary Health Care, South Africa John Velaphi NdimandeBackground: Termination of pregnancy (TOP) is one of the most commonly performed gynaecological procedures in the world and was legalised in South Africa in 1996 with the passing of the Choice on Termination of Pregnancy Act, 1996 (Act No. 29... -
International transmission of risk factor movements: The case of developed markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Hyung-Suk Choi --- School of Business, Korea Doojin Ryu --- College of Economics, Korea Heejin Yang --- School of Finance, KoreaUnder the Carhart four-factor system, this study examines the international transmission mechanism among country-specific risk factors by focusing on the cross-border transmission of factor innovation. We find that international stock markets are interrelated with respect to market, size, value and... -
Less pain, more gain: Volatility-adjusted residual momentum in international equity markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- Department of Investment and Capital Markets, Poland Mehmet Umutlu --- Department of International Trade and Finance, Turkey Alina Maydybura --- Dubai Business School, United Arab EmiratesWe offer a new type of momentum strategy — the volatility-adjusted residual momentum (VARMOM) — which is based on average past residuals scaled with their volatility. We demonstrate its application for international asset allocation within 51 country indexes and 888... -
A theoretical framework for airport-centric developments: The cases of OR Tambo and Cape Town international airports in South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Masilonyane Mokhele --- Department of Town and Regional Planning, Faculty of Informatics and Design, South Africa Hermanus S. Geyer --- Department of Geography and Environmental Studies, Centre for Regional and Urban Innovation and Statistical Exploration (CRUISE), South AfricaWith a wealth of valuable literature, airports are a topical subject matter on the nexus between transportation technology advancements and land use. While acknowledging the insights of literature, it is argued that improvements are required on the theoretical framework for... -
Mozambican immigrants to South Africa: Their xenophobia and discrimination experiences
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Miriam Moagi --- Department of Nursing Science, Faculty of Health Sciences, South Africa Gail Wyatt --- Department of Psychiatry and Bio-behavioral Sciences, USA Maboe Mokgobi --- Faculty of Social and Health Sciences, South Africa Tamra Loeb --- Department of Psychiatry and Bio-behavioral Sciences, USA Muyu Zhang --- Department of Psychiatry and Bio-behavioral Sciences, USA Mashudu Davhana-Maselesele --- North-West University, South AfricaWe explored Mozambican immigrants’ lived experiences of xenophobia and discrimination in South Africa. Informants were 15 Mozambican immigrants (female = 7, male = 8) living in an informal settlement in Zandspruit, Gauteng Province. They completed open-ended written narratives on xenophobic... -
Perceived HIV-related stigma among university students in South Africa: implications for HIV testing
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Firoza Haffejee --- Department of Basic Medical Sciences, Faculty of Health Sciences, South Africa Brendan Maughan-Brown --- Southern Africa Labour and Development Research Unit, South Africa Thulasizwe Buthelezi --- Department of Basic Medical Sciences, Faculty of Health Sciences, South Africa Ayesha B M Kharsany --- Centre for the AIDS Programme of Research in South Africa (CAPRISA), Nelson R Mandela School of Medicine, University of KwaZulu-Natal, South AfricaHIV-related stigma, and particularly perceived stigma, has a negative impact across the HIV care continuum. This study adds to our understanding of stigma by assessing how perceived stigma varies from one context to another and how such differences are associated... -
Sobukwe’s children: nationalism, neo-liberalism and the student protests at the University of Fort Hare and in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Leslie J. Bank --- Human Sciences Research Council, South AfricaThis article explores the provocation of the former vice-chancellor of the University of Fort Hare, Dr Mvuyo Tom — made at the university’s centenary celebrations in 2016 — that the #FeesMustFall (#FMF) movement was a misguided and destructive millenarian movement,... -
Constructions of social selves living with HIV/AIDS: A Jungian phenomenological study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Kathryn Nel --- Department of Psychology, South Africa Olivia Khensai Nkuna --- Department of Psychology, South Africa Saraswathie Govender --- Department of Psychology, South Africa Katlego Joy Hlokwe --- Department of Psychology, South AfricaThis study explored sense of social well-being influences on self-identity and the stigma and discrimination among people living with HIV/AIDS (PLWHA). Informants were 15 PLWHA from a rural background in a South African community (female = 87%, age range =... -
Effects of seasonal variation, group size and sex on the activity budget and diet composition of the addax antelope
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Hicham Seri --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Mohsen Chammem --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Luis MM Ferreira --- CITAB-Centre for the Research and Technology of Agro-Environment and Biological Sciences, Portugal Marwa Kechnebou --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Touhami Khorchani --- Laboratoire d’Elevage et de la Faune Sauvage, Tunisia Severiano R Silva --- CECAV-Animal Science Department, PortugalBehaviour and diet composition are critical elements in conservation biology within the scope of reintroduction programs. Here we focused on addax (Addax nasomaculatus), a Critically Endangered antelope species, in the Jbil National Park, Tunisia. In this study, we advanced the... -
Thromboelastography in mild, chronic liver disease: challenging conventional coagulation tests preceding liver biopsy
Item type: Journal Article • Journal: Southern African Journal of Anaesthesia and Analgesia • Authors: LR Veronese --- Department of Anaesthesia and Perioperative Medicine, South Africa M Miller --- Department of Anaesthesia and Perioperative Medicine, South Africa WC Spearman --- Division of Hepatology, Department of Medicine, South AfricaPatients presenting for liver biopsy may have a deficiency of the synthetic function of the liver. They commonly undergo testing of their INR, which is used to decide if there may be a bleeding risk and if that needs to... -
Concentrations and ecological risks of metals in surface sediments of some coastal creeks in the Niger Delta, Nigeria
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: CMA Iwegbue --- Department of Chemistry, Nigeria OV Beecroft --- Department of Chemistry, Nigeria JE Ogala --- Department of Geology, Nigeria FE Egobueze --- Environment Department, Nigeria GO Tesi --- Department of Chemistry, Nigeria GE Nwajei --- Department of Chemistry, Nigeria BS Martincigh --- School of Chemistry and Physics, South AfricaThe concentrations of nine metals were measured by atomic absorption spectrophotometry in surface sediments of three coastal creeks, namely, the Ifie, Egbokodo and Ubeji creeks, in the Niger Delta of Nigeria, from August 2012 to January 2013. The aim of... -
Socioeconomic dynamics of the Ghanaian tuna industry: a value-chain approach to understanding aspects of global fisheries
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E Drury O’Neill --- Stockholm Resilience Centre, Sweden NK Asare --- Department of Fisheries and Aquatic Sciences, Ghana DW Aheto --- Department of Fisheries and Aquatic Sciences, GhanaThis study investigated how an industrial tuna fishery functions in terms of procedures, practices, governance and finance in the context of Ghana, West Africa. Tuna is Ghana’s biggest seafood export, contributing significantly to the domestic fisheries sector. A case-study approach... -
A content analysis of online news media reporting on the human papillomavirus vaccination programme in South Africa
Item type: Journal Article • Journal: Southern African Journal of Gynaecological Oncology • Authors: Sharon Attipoe-Dorcoo --- Health Science Center, School of Public Health, University of Texas, USA Vedantha Singh --- Cancer Research Initiative, University of Cape Town, South Africa Jennifer Moodley --- Cancer Research Initiative, University of Cape Town, South AfricaBackground: Cervical cancer is the leading cause of cancer-related deaths among females in South Africa. In 2014 South Africa launched a national human papillomavirus (HPV) vaccination programme for grade 4 girls attending public schools. Approximately 49% of South Africans have... -
Building low-carbon energy innovation systems in Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Radhika Perrot --- Independent researcher, South Africa Maruf Sanni --- National Centre for Technology Management, NigeriaThe objective of this special issue is to bring together research on low-carbon innovation in the African context. The aim is to assess and compare various cases of low-carbon energy development in Africa in an effort to understand the underlying... -
Implicit Racial Bias in South Africa: How Far Have Manager-Employee Relations Come in ‘The Rainbow Nation’?
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Carin Bergh --- Department of Human Resource Management, South Africa Jenny M. Hoobler --- Department of Human Resource Management, South AfricaThis article examines manager-employee relations in democratic South Africa, using an unobtrusive, implicit measure of managers’ racial bias. We test the link between manager automatically activated evaluations of race labels with positive/negative words (implicit racial bias), and employees’ judgement of... -
Employees’ experiences of the stigma of HIV in a retail organisation: secrecy, privacy or trust?
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Kgope P Moalusi --- Industrial and Organisational Psychology, South AfricaThis study unveiled the participants’ experiences of HIV-related stigma in a retail organisation located in the Western Cape province of South Africa. A qualitative approach was adopted because of its appropriateness for unravelling subjective phenomena such as employees’ experiences of... -
Expatriates’ success in Ethiopia: Empirical evidence on the overlooked impact of cultural value alignment
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Wondwossen Kassa Tsegaye --- School of Management, China Qin Su --- School of Management, China Zhi Ouyang --- School of Management, ChinaThe present study assessed the impact on the work engagement of expatriates’ personal value orientation alignment with the host country’s national culture. Participants were 231 expatriates from seven countries who are working in Ethiopia (females = 17%; mean age =... -
The development of soft skills during internships: The hospitality student’s voice
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Erwin Losekoot --- NHL Stenden University of Applied Sciences, The Netherlands Earney Lasten --- RMIT University, Vietnam Anne Lawson --- Auckland Institute of Studies, New Zealand Beverly Chen --- Auckland Institute of Studies, New ZealandThis paper considers the value of industrial placements in providing an opportunity for hospitality students to develop soft skills in the workplace in addition to the technical skills learned at their educational establishments. While there are concepts such as “problem-based... -
Spatial distribution of male display sites in a North African population of Houbara Bustard Chlamydotis undulata undulata
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Mohsen Chammem --- Institut des Regions Arides, Tunisia Mohsen Jarray --- Institut des Regions Arides, Tunisia Touhami Khorchani --- Institut des Regions Arides, TunisiaUnderstanding the effect of habitat characteristics on the distribution of threatened species are fundamental in conservation planning and management. Here, we explore the spatial distribution pattern of display site by the North African Houbara Bustard Chlamydotis undulata undulata males. For... -
Status of globally threatened birds of Sapo National Park, Liberia
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Benedictus Freeman --- Biodiversity Institute, University of Kansas, USA Filibus Danjuma Dami --- AP Leventis Ornithological Research Institute, University of Jos, Nigeria Mary Molokwu-Odozi --- Fauna & Flora International, LiberiaSapo National Park was the first established and is the largest national park in Liberia and contains the secondlargest area of primary tropical rainforest in West Africa. However, little is known about the distribution, population density, and ecology of threatened... -
Cognitive adjustment and psychological capital influences on expatriate workers’ job performance: An Ethiopian study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Wondwossen Kassa Tsegaye --- School of Management, China Qin Su --- School of Management, China Zhi Ouyang --- School of Management, ChinaThis study examined the relationship between cognitive adjustment and expatriates’ performance in the foreign host-country, and the moderating role of psychological capital in this relationship. The expatriates (N = 1 229; female = 32%; mean international tenure = 2.99, SD = 4.44) completed measures of cognitive adjustments (work... -
Pre-retirement anxiety: Development and validation of a measurement instrument in a Nigerian sample
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Lawrence E. Ugwu --- Department of Psychology, Nigeria Ibeawuchi K. Enwereuzor --- Department of Psychology, Nigeria Philip Chukwuemeka Mefoh --- Department of Psychology, Nigeria Leonard I. Ugwu --- Department of Psychology, Nigeria Ike E. Onyishi --- Department of Psychology, NigeriaTwo studies were conducted to develop and provide evidence supporting the construct validity and internal consistency of scores from the Nigerian Pre-retirement Anxiety Scale (NPAS). The measure comprises three dimensions: financial preparedness, social obligation, and social alienation. In the first... -
Self-esteem: Its mediating effects on the relationship between discrimination at work and employee organisation commitment and turn-over intention
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Shanice Jackson --- School of Industrial Psychology and Human Resource Management, South Africa Leon TB Jackson --- WorkWell: Research Unit for People, North-West South AfricaThis study examined self-esteem as a mediator of the relationship between perceived discrimination, employee intentions to quit, and affective organisation commitment. A convenience sample of 414 South African employees were participants (female = 44.9%; black = 42.3%; 38.2% between the age of 26 and... -
National versus ethnic identification in countries of the Southern African Development Community (SADC)
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Elirea Bornman --- Department of Communication Science, South AfricaThis study investigated relationships between national and ethnic identities in eleven countries of the Southern African Development Community (SADC). Ethnic versus national identification, experiences of unfair treatment of ethnic groups, and like versus dislike of out-group neighbours were investigated. Round... -
Predictors of life satisfaction among multicultural African families in South Korea
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Il-young Choi --- School of Management, South Korea Hyun-ju Choi --- Department of Cultural & Arts Management, South Korea Jeong-hee Lim --- Research Institute Multicultural Community, South Korea Seung-hye Jung --- School of Dance, South Korea Jae-kyeong Kim --- School of Management, South Korea Joon-ho Kim --- Department of Business Administration, South KoreaThe aim of this study was to predict perceived life satisfaction of multicultural African families living in South Korea in terms of their fluency in the Korean language, government support for education, and the experience of discrimination. A total of... -
Sustaining African water resources under climate change: Emerging adaptation measures from UNFCCC national communications
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Shepherd Muchuru --- Institute for Corporate Citizenship, University of South Africa, South Africa Godwell Nhamo --- Institute for Corporate Citizenship, University of South Africa, South AfricaThe changing climate is expected to affect the demand for and availability of water resources. The African continent is known to be water scarce with highly temporal and spatially variable rainfall. This paper explores climate-induced challenges faced in the water... -
Susceptibility to hepatitis B infection, hepatitis B/HIV co-infections and hepatitis B immunity in HIV-positive patients starting HAART in Durban, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: FM Chonco --- Department of Family Medicine, South Africa S Rangiah --- Department of Family Medicine, South AfricaBackground: HIV/HBV co-infection remains a global threat to HIV management despite the available effective hepatitis B vaccine and hepatitis B covering antiretroviral therapy. Many studies done in South Africa and internationally showed high prevalence of HIV/hepatitis B co-infection, which mandated... -
Bathymetry, substrate and fishing areas of Southeast Atlantic high-seas seamounts
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OA Bergstad --- Institute of Marine Research (IMR), Norway ÅS Høines --- Institute of Marine Research (IMR), Norway R Sarralde --- Instituto Espanol de Oceanografia, Centro Oceanografico de Canarias, Spain G Campanis --- South East Atlantic Fisheries Organisation (SEAFO), Namibia M Gil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain F Ramil --- Departamento de Ecología y Biología Animal, Edificio de Ciencias Experimentales, Spain E Maletzky --- Ministry of Fisheries and Marine Resources, Namibia E Mostarda --- Food and Agriculture Organization of the United Nations (FAO), Italy L Singh --- Branch: Fisheries Management, Department of Agriculture, Forestry and Fisheries (DAFF), South Africa MA António --- Secretary of State of Affairs, Ministry of Agriculture, Rural Development and Fisheries, AngolaMost of the Southeast Atlantic Ocean is abyssal, and global bathymetries suggest that only ∼3.2% of the areas beyond national jurisdiction (ABNJ; also known as the high seas, as defined in the United Nations Convention on the Law of the... -
Spatial variation in meristic and morphometric characteristics of sardine Sardinops sagax around the coast of southern Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: G Groenewald --- Marine Research Institute and Department of Biological Sciences, South Africa CL Moloney --- Marine Research Institute and Department of Biological Sciences, South Africa CD van der Lingen --- Marine Research Institute and Department of Biological Sciences, South AfricaSpatial variability in phenotypic characteristics within a fish population may be used to infer the existence of multiple stocks, and knowledge of the population structure of exploited species is important for their sustainable management. In this study we investigated geographic... -
Quality of Olympics opening ceremony: Tourism behavioural intention of international spectators
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Il-young Choi --- School of Management, South Korea Hyun-ju Choi --- Department of Cultural & Arts Management, South Korea Jong-yoon Lee --- Department of Photography, Visual & Contents, South Korea Seung-hye Jung --- School of Dance, South Korea Byong-ju An --- School of Dance, South Korea Joon-ho Kim --- Department of Business Administration, South KoreaThis study assessed the impact of the artistic program of the Winter Olympics opening ceremony event on international spectators’ national image branding of the host country and their intention to visit the host nation. We surveyed a total of 600... -
Managing dyspraxia: Pre-school teachers’ perceptions, experiences and strategies
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Athena Pedro --- Department of Psychology, South Africa Tessa Goldschmidt --- Department of Psychology, South AfricaDyspraxia is a childhood developmental disorder that manifests as a difficulty in thinking, planning, and executing planned movements or tasks. Dyspraxia affects approximately 5–6% of school-aged children. This study aimed to explore pre-school teachers’ awareness and understanding of dyspraxia, and... -
Weight bias and eating behaviours of persons with overweight and obesity attending a general medical practice in Durban, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: RD Govender --- Department of Family Medicine, United Arab Emirates S Al-Shamsi --- Department of Internal Medicine, United Arab Emirates D Regmi --- Department of Family Medicine, United Arab EmiratesBackground: The consequences of obesity for physical health and non-communicable illnesses are well established, but the impact on psychosocial well-being in persons with obesity is much less understood. This study aimed to assess psychosocial constructs such as weight bias affecting... -
The perceptions of general practitioners on National Health Insurance in Chris Hani district, Eastern Cape, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: Mthetheleli Mbongeni Gaqavu --- Division of Family Medicine and Primary Care, South Africa Robert Mash --- Division of Family Medicine and Primary Care, South AfricaBackground: National Health Insurance (NHI) intends to provide universal health coverage to all South Africans, with equity and quality as its tenets. The participation of private general practitioners (GPs) in NHI is essential. The aim was to explore perceptions of... -
Evaluating the performance of South African primary care: a cross-sectional descriptive survey
Item type: Journal Article • Journal: South African Family Practice • Authors: Graham Bresick --- Division of Family Medicine, Klaus B von Pressentin --- Division of Family Medicine and Primary Care, Robert Mash --- Division of Family Medicine and Primary Care,Introduction: In 2018 governments reaffirmed their commitment to implementing primary health care (PHC) in the Astana Declaration. South Africa has introduced a number of health reforms to strengthen PHC and enable universal health coverage (UHC). UHC requires access to quality... -
Seed mix type but not planting method or seed priming affect grassland restoration outcomes: a greenhouse trial
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Stuart Demmer --- School of Life Sciences, South Africa Michelle J Tedder --- School of Life Sciences, South Africa Kevin P Kirkman --- School of Life Sciences, South AfricaCommercial seed mixes and various mechanical planting methods have been implemented to overcome barriers to successful restoration of degraded grasslands but their effectiveness in aiding the restoration process has been understudied. Harvested seed must be cleaned of chaff to allow... -
South African Value-Added Tax: Place of supply rules for cross border supplies of consulting services
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Riette Zulch Lombard --- PricewaterhouseCoopers, South Africa Linda van Heerden --- Department of Economics, South AfricaThe South African Value-Added Tax Act, 89 of 1991 does not contain any explicit place of supply rules to determine the jurisdiction where a cross border supply of services should be taxed, except in respect of foreign electronic service providers... -
Tax as an option to fund the proposed National Health Insurance fund: What do knowledgeable individuals think?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Terry Tu --- Oxford University, UK Magda Turner --- School of Accountancy, University of the Witwatersrand, South AfricaThis research paper seeks to answer the question: What tax or combination of taxes knowledgeable individuals think the South African government can use as a potential source of revenue to fund the proposed National Health Insurance? -
New age-determination method based on fast growth rate of Cape hake Merluccius capensis in Namibia
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: MR Wilhelm --- Department of Fisheries and Aquatic Science, Namibia SC Paulus --- National Marine Information and Research Centre (NatMIRC), Namibia S Kashava --- National Marine Information and Research Centre (NatMIRC), NamibiaNamibia’s most important commercial fisheries resource, the shallow-water Cape hake Merluccius capensis, is currently assessed using statistical catch-at-age analysis. Age data obtained from otoliths constitute an important data component of this model. Recent age-validation studies of M. capensis showed that... -
The Role of Gender and Other Socioeconomic Factors in the Adoption of the Contagious Bovine Pleuropneumonia Vaccine: A Literature Review
Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: Elizabeth Waithanji --- Independent gender consultant, Salome Wanjira Kairu-Wanyoike --- Deputy Director Veterinary Services, Department of Livestock, Kenya Millicent Liani --- Centre for Capacity Research, United KingdomThis paper looks at the role of gender and other socioeconomic factors in the adoption of the contagious bovine pleuropneumonia (CBPP) vaccine in response to three research questions: What gender and socioeconomic factors affect the adoption of the CBPP vaccine?... -
Tales of Political Monuments in Malawi: Re-storying National History
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Ken Junior Lipenga --- English Department, MalawiCountries in Africa have many monuments memorialising specific figures and events in the history of their nations. Statuaries feature prominently among these monuments. This paper examines the positioning of three statues in Malawi. One of the statues is that of... -
Community healthcare workers’ satisfaction with ward-based outreach team services in Tshwane district, South Africa
Item type: Journal Article • Journal: South African Family Practice • Authors: JV Ndimande --- Discipline of Family Medicine, South Africa GA Ogunbanjo --- Discipline of Family Medicine, South Africa SN Nyalunga --- Discipline of Family Medicine, South Africa A Masango-Makgobela --- Discipline of Family Medicine, South Africa T Bongongo --- Discipline of Family Medicine, South AfricaBackground: The incorporation of community healthcare worker (CHW) involvement in the management of patients is in line with the 2006 World Health Report, which advocates increased community participation and the systematic delegation of tasks to less specialised cadres. For CHWs... -
Community beliefs, HIV stigma, and depression among adolescents living with HIV in rural Uganda
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Scholastic Ashaba --- Department of Psychiatry, Uganda Christine E Cooper-Vince --- Massachusetts General Hospital, USA Dagmar Vořechovská --- Massachusetts General Hospital, USA Godfrey Zari Rukundo --- Department of Psychiatry, Uganda Samuel Maling --- Department of Psychiatry, Uganda Dickens Akena --- Department of Psychiatry, Makerere College of Health Sciences, Uganda Alexander C Tsai --- Department of Psychiatry, UgandaThe availability of and increased access to antiretroviral therapy (ART) has significantly reduced the morbidity and mortality associated with HIV. As a result, perinatally infected youth are increasingly able to reach adolescence. There is limited information about the psychosocial challenges... -
Fostering entrepreneurship for innovation in African Banks’ subsidiaries
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Christian Wolf --- Policy Experimentation & Evaluation Platform, Portugal Dana T. Redford --- Policy Experimentation & Evaluation Platform, PortugalHow to keep the spirit and dynamics of an entrepreneurial venture alive as it evolves into a large institution? A small number of African-owned banks have risen from early entrepreneurial beginnings to large scale operations with subsidiaries in international markets... -
The quality of feedback from outpatient departments at referral hospitals to the primary care providers in the Western Cape: a descriptive survey
Item type: Journal Article • Journal: South African Family Practice • Authors: Robert Mash --- Division of Family Medicine and Primary Care, South Africa Herma Steyn --- Department of Health, South Africa Muideen Bello --- Division of Family Medicine and Primary Care, South Africa Klaus von Pressentin --- Division of Family Medicine and Primary Care, South Africa Liezel Rossouw --- Department of Health, South Africa Gavin Hendricks --- Division of Family Medicine and Primary Care, South Africa Germarie Fouche --- Department of Health, South Africa Dusica Stapar --- Division of Family Medicine and Primary Care, South AfricaBackground: Coordinating care for patients is a key characteristic of effective primary care. Family physicians in the Western Cape formed a research network to enable them to perform practical research on key questions from clinical practice. The initial question selected... -
Testing of the applicability of European diatom indices in the tropical rift valley lake, Lake Hawassa, in Ethiopia
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: T Wondmagegn --- Department of Animal Science, Ethiopia S Mengistou --- Department of Zoological Science, Ethiopia PA Barker --- Environment Centre, United KingdomQuantitative ecological monitoring of African lakes is needed to understand growing human pressures on ecosystems. Diatom-based indices are routinely used for this purpose elsewhere in the world, but have not yet been produced for the flora of African freshwater lakes... -
The politics of corporate social responsibility in the mining industry in Burkina Faso
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Rabake Kinba Hermelline M. Nana --- Huddersfield Business School, United Kingdom Eshani Beddewela --- Huddersfield Business School, United KingdomThis paper examines the non-market strategy of a multinational corporation in an institutionally weak country, specifically focusing on its corporate social responsibility. Theoretically, the paper argues that the motives and outcomes of corporate social responsibility could facilitate corporate political activity,... -
The Role of Mrisho Mpoto’s Songs in Developing Oral Literature
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Evans Makhulo --- Department of Linguistics and Languages, KenyaThis paper investigates the contribution of Mrisho Mpoto’s songs in developing oral literature. It does so by examining the role of oral literature and evaluating the extent to which his songs advance the said role. Furthermore, we propose to show... -
Occurrence of selected pharmaceuticals in industrial wastewater, receiving waters and fish
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SM Lan --- Ecotoxicology Unit, Department of Zoology, Nigeria NH Amaeze --- Ecotoxicology Unit, Department of Zoology, Nigeria HE Obanya --- Ecotoxicology Unit, Department of Zoology, Nigeria CU Okoroafor --- Ecotoxicology Unit, Department of Zoology, NigeriaData on pharmaceutical contamination of African waterbodies are scarce. Therefore, this research aimed to quantify the occurrence of selected pharmaceuticals in wastewater from pharmaceutical industries, receiving waters and fish. Water and fish samples were collected from waterbodies close to two... -
Observations on the natural history of a savanna drought
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Izak PJ Smit --- , South Africa William J Bond --- , South AfricaDrought studies are often opportunistic and post hoc, where a drought fortuitously occurs during a research project that was not specifically designed to study the drought, but where researchers capitalised on the opportunity. These studies often lack focus on formulating... -
Locally high, but regionally low: the impact of the 2014–2016 drought on the trees of semi-arid savannas, South Africa
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: AM Swemmer --- , South AfricaDrought is thought to be a factor limiting the abundance of shrubs and trees in savannas, but this has rarely been tested empirically. The severe drought of 2014–2016 provided an opportunity to document the impact of drought on the mortality... -
Higher education institutions, private sector and government collaboration for innovation within the framework of the Triple Helix Model
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Wanjiru Gachie --- Discipline of Computer Science Education, University of KwaZulu-Natal, Durban, South AfricaThis research aims at contributing to a broader comprehension of the nature of the Triple Helix Model within the National System of Innovation. The research hence undertakes an exploration and explanation of the nature of existing or absence thereof of... -
Effect of treated greywater by black shale and laterite on Lactuca sativa L. germination rate
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Drissa Sangare --- Department of Agronomic, Forestry and Environmental Engineering, Côte d’Ivoire Lassina Sandotin Coulibaly --- Department of Agronomic, Forestry and Environmental Engineering, Côte d’Ivoire Siaka Sylla --- Department of Science and Environmental Management, Côte d’Ivoire Lacina Coulibaly --- Department of Agronomic, Forestry and Environmental Engineering, Côte d’IvoireGreywater reuse for agricultural irrigation may contribute to reduced use of chemical fertilizers, and is helping to conserve scarce freshwater source. However, treatment methods that reduce the harmful effects of untreated greywater are essential for sustainable agriculture. This study aims... -
Modelling spillover effects between the UK and the US stock markets over the period 1935–2020
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Olalekan Aladesanmi --- , United KingdomThis study investigates the spillovers of shocks and volatilities between the UK and the US stock markets over the period 1935–2020. The empirical analysis is carried out for the full sample and four subsample periods by applying the asymmetric GARCH-BEKK... -
Bank sensitivity to international regulatory reform: The case of Korea
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Doojin Ryu --- , Republic of Korea Robert I. Webb --- , United States of America Jinyoung Yu --- , Republic of KoreaThis study examines the reaction of Korean banks’ procyclical behaviour to the adoption of the Basel III accord, which imposes a global capital framework on banks, and the sensitivity of Korean banks’ reactions depending on their capital structures prior to... -
Social networking sites self-image antecedents of social networking site addiction
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Joon-ho Kim --- , South Korea Seung-hye Jung --- , South Korea Jong-chang Ahn --- , South Korea Bo-seong Kim --- , South Korea Hyun-ju Choi --- , South KoreaThis study examined social network services (SNS) self-image and relationship influences on SNS addiction in a cross-national sample of adults (N = 444; South Africans = 214, Americans = 230; females = 49.3%) using survey data collected by the global... -
Luxury consumption in tourism: the case of Dubai – Part 2
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Andy Heyes --- , The Netherlands Sanjay Nadkarni --- , UAE2016 was a year of critical discussion and reflection for Nadkarni and Heyes as they considered the luxury image of Dubai in this journal. Discussions outlined the theoretical nature of luxury while also addressing the current hotel industry statistics coming... -
Britain and Brexit: imagining an essentialist sense of “Britishness” and navigating amongst “the British”
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Nigel Rapport --- , United KingdomIn his analysis of the 1956 Hungarian uprising against Soviet control, Georges Devereux argued that social movements exist not because members exhibit attitudinal uniformity but because in the “same” collective act individuals serendipitously find a socially acceptable expression for their... -
Persistent essentialism in Polish nationalist discourse: a Wittgensteinian critique
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Witold Jacorzynski --- , MexicoEssentialism, an erroneous way of thinking that can be traced to classical philosophy, assumes a thing to hold necessary intrinsic characteristics. Such thinking has been commonly employed for a popular understanding of bounded groups of people, establishing imaginary communities and... -
Agents sans frontiers: cross-border aquatic weed biological control in the rivers of southern Mozambique
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Silvia DF Langa --- , South Africa Martin P Hill --- , South Africa Stephen G Compton --- , South AfricaBiological control is an effective ways of controlling aquatic plants, especially in South Africa. Release of biological control agents has been limited to Mozambique, where water hyacinth (Eichhornia crassipes (Mart.) Solms-Laubach (Pontederiaceae)), water lettuce (Pistia stratiotes L. (Araceae)), red water... -
Trends in savannah waterbirds: protected area effect and influence of global threats on differing guilds
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tawanda Tarakini --- , Zimbabwe Peter Mundy --- , Zimbabwe Hervé Fritz --- , FranceUnderstanding species threats is underpinned by information on their population trends. We investigated the contribution of population drivers associated with 86 waterbird species’ trends at a local scale, Hwange National Park (HNP) and a national scale (Zimbabwe). We used logistic... -
Making a difference and earning a living: Healthcare professionals’ perspectives on working with persons with special healthcare needs
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Victoria Cutts --- , South Africa Henry D. Mason --- , South Africa Vikki Botes --- , South AfricaThis qualitative study explored six (female = 5) healthcare professionals’ motivation to work with persons with special healthcare needs. Thematic analysis revealed three themes; namely making a difference in people’s lives, personal life stories, and extrinsic motivation. The findings suggest... -
‘Voyage across Cultures and Climes’: Whiteness, Exoticisation and Alienation in David Kerr’s Tangled Tongues
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Syned Mthatiwa --- , MalawiA reading of the poetry by David Kerr, a British mobile professional in southern Africa, shows that he does not only cast a critical and ironic look at the various cultures and socio-political behaviours he encounters in his sojourns, but... -
Water quality of the volcanic crater lake, Lake Barombi Kotto, in Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: ME Awo --- , Cameroon BA Fonge --- , Cameroon PT Tabot --- , Cameroon JTK Akoachere --- , CameroonCameroon is endowed with many freshwater lakes and rivers but, because of increasing anthropogenic activities, most of these water bodies are gradually being degraded. Lake Barombi Kotto is one of the volcanic crater lakes in Cameroon that serves as a... -
Donations tax implications of BEE transactions: More than meets the eye?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Muneer Hassan --- , South Africa Michelle van Heerden --- , South AfricaApartheid in South Africa left a legacy of inequality in every sphere – political, social and economic. The first democratically elected government in 1994 introduced a Black Economic Empowerment (hereafter BEE) strategy to rectify these inequalities. This strategy was accompanied... -
The Sasol Oil case – Would the present South African GAAR stand up to the rigours of the court?
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Teresa M. Pidduck --- , South AfricaSouth Africa finds itself vulnerable to exploitation by the measures taken by multinational enterprises (MNEs) who seek to enter into tax avoidance schemes that artificially shift profits to low- or no-tax jurisdictions. While common law, specific and general anti-avoidance measures... -
Small-minus-big predicts betting-against-beta: Implications for international equity allocation and market timing
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Adam Zaremba --- , PolandWe demonstrate a strong relationship between short-term small-firm premium and future low-beta anomaly performance. Rises (declines) in small-firm prices temporarily improve (deteriorate) funding conditions, benefiting (impairing) the short-run returns on the low-beta strategy. To investigate this phenomenon, we examine returns... -
Gonadal development and intersex condition of marbled lungfish, Protopterus aethiopicus (Heckel, 1851), in contaminated sites in Lake Victoria, Uganda
Item type: Journal Article • Journal: African Zoology • Authors: Inuwa Badamasi --- , Uganda Robinson Odong --- , Uganda Charles Masembe --- , UgandaThe first evidence of the impact of environmental contamination on populations of Protopterus aethiopicus (Heckel, 1851) in terms of body indices, cellular development (histology) and intersex condition in Lake Victoria, Uganda is provided. Specimens were obtained from the more polluted... -
Application of a general methodology to understand vulnerability and adaptability of the fisheries for small pelagic species in the Benguela countries: Angola, Namibia and South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: KL Cochrane --- , South Africa K Ortega-Cisneros --- , South Africa JA Iitembu --- , Namibia CI dos Santos --- , Angola WHH Sauer --- , South AfricaThe fisheries for small pelagic species in Angola, Namibia and South Africa fulfil important social and economic roles but have undergone substantial changes in recent years, some of which are likely to be related to climate change. This assessment of... -
Mixed-species plantations of Eucalyptus and Acacia mangium increase labile carbon and phosphorus levels in Ferralsol soils in the Cerrado biome, Brazil
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Wilbert Valkinir Cabreira --- , Brazil Marcos Gervasio Pereira --- , Brazil Fabiano de Carvalho Balieiro --- , Brazil Eduardo da Silva Matos --- , Brazil Renato de Aragão Ribeiro Rodrigues --- , Brazil Raissa Nascimento dos Santos --- , BrazilIn order to clarify the effect of mixed planting in the dynamics of phosporus (P), we assessed the fractions of this element in mixed plantings of Eucalyptus urophylla × E. grandis (Urograndis) and Acacia mangium in a tropical soil clay,... -
Size at maturity, maturity stages and sex ratio of tigerfish Hydrocynus vittatus Castelnau, 1861 in Lake Kariba, Zimbabwe: assessing the influence of decades of fisheries exploitation
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Terence Magqina --- , Zimbabwe Tatenda Dalu --- , South Africa Lindah Mhlanga --- , Zimbabwe Tamuka Nhiwatiwa --- , ZimbabweSize at maturity, sex ratio and maturity stages are key population parameters in fisheries management of exploited stocks because they influence survival of fish populations. The decline in Hydrocynus vittatus catches during the tigerfish competition and along the shoreline of... -
Mobile phone addiction and cognitive failures in Chinese adolescents: The role of rumination and mindfulness
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Bin Zhang --- , China Yu Peng --- , China Xin-sen Luo --- , China Hui-li Mao --- , China Yan-hong Luo --- , China Rong-ting Hu --- , China Si-cheng Xiong --- , ChinaWe aimed to explore the relationships between mobile phone addiction and cognitive failures in adolescents. Our study sample consisted of 816 adolescents from two high schools in China (female = 413; mean age = 15.86 years, SD = 0.80 years)... -
International investor sentiment and stock returns: Evidence from China
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Li Zi-long --- , China Wang Su-sheng --- , China Hu Ming-zhu --- , ChinaWith the accelerated opening up of China’s financial sector, international investors have increasingly become a key investment group. To describe the international investor sentiment towards Chinese stock assets, we select sentiment proxies from the transaction data in the China A-share... -
Disappearing boundaries? Reality, virtuality and the possibility of “pure” mixed reality (MR)
Item type: Journal Article • Journal: Indo-Pacific Journal of Phenomenology • Authors: Daniel O’Shiel --- , ChileThis article argues that reality and virtuality are still very much phenomenologically distinguishable, although this might not be the case forever. I argue for two main types of virtuality – one inherently involved in the dynamic horizons of perceptual experiences,... -
To honk or to hiss: uncovering call complexity in the Egyptian Goose Alopochen aegyptiaca
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Tess Gridley --- , South Africa Courtney EC Gardiner --- , South AfricaEgyptian Geese Alopochen aegyptiaca are distributed across most of Africa. Their calls dominate the soundscape of many urban areas, yet their acoustic behaviour is poorly documented or understood. Using acoustic recordings made across a range of behavioural contexts, groups sizes... -
The dysmorphic metatarsal parabola in diabetes—clinical examination and management: a narrative review
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: AT Thompson --- , South Africa B Zipfel --- , South Africa C Aldous --- , South AfricaFoot posture and function is important in diabetes, particularly as neuropathy in diabetes may present with motor in addition to sensory neural deficits. Examination of the anatomical architecture of the foot can inform on its load-bearing and balancing function. An... -
Glycaemic control and family history of diabetes mellitus: is it all in the genes?
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: RR Chetty --- , South Africa S Pillay --- ,Background: Type 2 diabetes mellitus (T2DM) is a familial condition with a strong genetic component. International studies have highlighted associations between a positive family history of diabetes (FHD) and poorer glycaemic control. No current data are available on this association... -
Temporal partitioning of diurnal bird and nocturnal small mammal visitors to a winter flowering endemic succulent
Item type: Journal Article • Journal: African Zoology • Authors: Stephanie L Payne --- , South Africa Craig T Symes --- , South Africa Ed TF Witkowski --- , South AfricaFloral nectar is an important attractant and reward for visitors, and is often produced in synchrony with peak activity of pollinators. Aloe peglerae flowers in winter, and previous studies have shown that it is pollinated primarily by diurnal generalist birds,... -
Prevalence and sociodemographic determinants of alcohol consumption among adults living with HIV in Eswatini
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Garikayi B Chemhaka --- , Eswatini Maswati S Simelane --- , Eswatini Stanzia Moyo --- , Zimbabwe Mduduzi C Shongwe --- , EswatiniAim: Alcohol consumption contributes to a significant burden of illnesses, health conditions and premature deaths globally. There is limited knowledge of alcohol consumption among people living with HIV (PLWH) in Eswatini. This study sought to determine the prevalence, and examine... -
How interfirm governance mechanisms and capabilities determine supply chain responsiveness in small businesses: Evidence from an African market
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Dominic Essuman --- , Ghana David Asamoah --- , Ghana Emmanuel Kwabena Anin --- , GhanaThis paper examines whether supply chain capabilities (i.e., collaboration and coordination) mediate the relationships between interfirm governance mechanisms (i.e., formal control and social control) and supply chain responsiveness in the context of small businesses. Using survey data from 331 small... -
Popular culture influences on national image and tourism behavioural intention: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Joon-ho Kim --- , Republic of Korea Myung-hun Jung --- , Republic of Korea Hyun-ju Choi --- , Republic of KoreaThis study aimed to examine the relationships between popular culture (success factors of K-pop) and international tourist behavioural intention, and the role of national image in that relationship. We analysed an existing data base on popular culture success attributes of... -
A decade of surf-zone linefish monitoring in the Dwesa-Cwebe Marine Protected Area, with a preliminary assessment of the effects of rezoning and resource use
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: K Bullock --- , South Africa A Wood --- , South Africa VA Dames --- , South Africa JA Venter --- , South Africa J Greeff --- , South AfricaAn 11-year assessment of surf-zone linefish (marine fish captured on hook and line) was carried out in the Dwesa-Cwebe Marine Protected Area (MPA) in the Eastern Cape, South Africa, by research fishing to determine species and size composition, movement and... -
Social and economic effects of marine protected areas in South Africa, with recommendations for future assessments
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JB Mann-Lang --- , South Africa GM Branch --- , South Africa BQ Mann --- , South Africa KJ Sink --- , South Africa SP Kirkman --- , South Africa R Adams --- , South AfricaResearch on the socio-economic aspects of marine protected areas (MPAs) in South Africa is reviewed to guide evaluation and integration. After a brief international review, we used declaration notices and management plans to determine the extent to which social and... -
Microplastics pollution in the sediments of creeks and estuaries of Kenya, western Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JO Kerubo --- , Kenya AWN Muthumbi --- , Kenya JM Onyari --- , Kenya D Robertson-Andersson --- , South Africa E Kimani --- , KenyaMicroplastic pollution has been recognised as a global threat in marine environments and a danger to prey, predators and humans. Yet, there have been few studies in the western Indian Ocean, specifically along the Kenyan coast, which makes it difficult... -
Living with HIV in Ghana: Disclosure of status and experiences of persons receiving antiretroviral therapy
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Maxwell Peprah Opoku --- , United Arab Emirates Eric Lawer Torgbenu --- , Australia J-F --- , Australia William Nketsia --- , Ghana Wisdom Kwadwo Mprah --- , Ghana Anthony Kweku Edusei --- , GhanaBarriers to treatment faced by people living with HIV (PLWH) have been well explored in the literature. Despite the importance of antiretroviral therapy (ART) in the treatment of HIV and prevention of AIDS, in the Ghanaian context only about 32%... -
Experiences of intimate relationships, stigma, social support and treatment adherence among HIV-positive adolescents in Chiredzi district, Zimbabwe
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Christopher Jimu --- , South Africa Kaymarlin Govender --- , South Africa Roselyn Kanyemba --- , South Africa Marie-Jeanne Offosse Ngbesso --- , South AfricaThis study explored experiences of intimate relationships, stigma, social support and treatment adherence among HIV-positive adolescents in Chiredzi district, Zimbabwe. The study adopted an interpretive qualitative methodology to explore the intricacies of living with HIV as an adolescent. Thirty (N... -
Racial relations and life satisfaction among South Africans: Results from the 2017 South African Social Attitudes Survey (SASAS)
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Adekunle Adedeji --- , South Africa Erhabor S. Idemudia --- , South Africa Obasanjo Afolabi Bolarinwa --- , South Africa Franka Metzner --- , GermanyThe current study examined differences in race relations as a predictor of life satisfaction among South African adults. We analysed data from the South African Social Attitudes Survey 2017 (n = 3 135; female = 61%; black = 61% ,... -
An evaluation of the legislative and policy response of tax authorities to the digitalisation of the economy
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Helena Strauss [cor1] Danie Schutte --- , South Africa Tyson Fawcett --- , AustraliaTax administration and reform within the digitalised economy is an ongoing global debate. In the study, the global tax response to various elements introduced by the digitalisation of the economy is synthesised, analysed and evaluated. The study is set apart... -
Modernisation from the Shadows: Conspiracy, Monasticism and Techno-Utopia in the Amharic novel Dertogada
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Sara Marzagora --- , UK Tom Boylston --- , UKThe Amharic novel Dertogada (2009) was a smash hit in Ethiopia, launching Yismake Worku’s career as one of the most popular Amharic writers of the last decade. This paper explores Dertogada’s huge cultural influence by tracing its unique synthesis between... -
Contrasting effects of soil pH on seed germination and early seedling growth of Calobota sericea and Lessertia frutescens subs. frutescens
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Francuois L Müller --- ,This study evaluated the impacts of pH on the germination and early seedling growth of Calobota sericea and Lessertia frutescens subsp. frutescens, two perennial legume species found in the semi-arid rangelands of South Africa. The results of this study revealed... -
Examining the dominant models and theories of international staffing policies and practices through the lenses of the African context and Chinese multinational construction enterprises in Africa
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Aminu Mamman --- , Qian Wen --- ,International staffing policies and practices of Chinese enterprises in Africa have given rise to a number of observations, critical comments, empirical support and rebuttals. One of the areas of research and critique has been the implications of the staffing policies... -
The interactions of a Chinese MNE with local institutions in sub-Sahara Africa and the implications for workforce management in the subsidiary
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Julius Nyiawung --- , Republic of IrelandThe unique nature of China’s interactions with Africa has been professed to respond better to the continent’s developmental and labor needs than the colonial and post-colonial engagements with Western countries. This has also been an impetus to the calls for... -
Modes of innovation used by SMMEs to tackle social challenges in South Africa
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Nokuthula Lukhele --- , South Africa Ogundiran Soumonni --- , South AfricaInnovation has become critical for many countries in the Global South, particularly in responding to challenges such as slow economic growth, primary commodity dependence, and socio-economic inequalities. Since 1996, the National System of Innovation (NSI) approach has been adopted by... -
HIV self-testing may overcome stigma and other barriers to HIV testing among higher-socioeconomic status men in Botswana: A qualitative study
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Laura M Bogart --- , USA Keonayang Kgotlaetsile --- , Botswana Nthabiseng Phaladze --- , Botswana Mosepele Mosepele --- , BotswanaIn Botswana, HIV prevalence is 20.3% among those between 15 and 49 years old, and in sub-Saharan Africa, higher income has been associated with increased HIV risk. We qualitatively explored barriers to HIV testing and acceptability of HIV self-testing (HIVST)... -
Pragmatic restaurant tipping in star-rated hotels in Kenya
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Simon O Were --- , Kenya Moses N Miricho --- , Kenya Vincent N Maranga --- , KenyaTipping can be traced to Tudor England in the sixteenth century. This act transformed into a custom, spreading to many countries. However, tipping is observed differently from one country to the other and thus is not homogeneous from a global... -
Sponges as simple biomonitoring tools for trace element pollution in marine environments: insights from a Kenyan study focused on the leaf sponge Phyllospongia foliascens
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: BO Ohowa --- , Kenya LI Kiteresi --- , Kenya VW Wanjeri --- , Kenya SM Mwamburi --- , Kenya SL Tunje --- , KenyaThe potential of the marine leaf sponge Phyllospongia foliascens as a simple biomonitor of trace element pollution was assessed. The concentrations of arsenic (As), cadmium (Cd), chromium (Cr), copper (Cu), manganese (Mn) and zinc (Zn) in sediments and in P... -
Analysis of effectiveness of channels for information gathering and dissemination: Case of fisheries stakeholders in Mwanza and Mara regions of Tanzania
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sadiki Lameck Kusyama --- , Tanzania Dina Machuve --- , Tanzania Michael Kisangiri --- , Tanzania Abswaid Mfanga --- , TanzaniaThe fisheries sub-sector in Tanzania is challenged with limited use of Information and Communication Technology (ICT) for information gathering and dissemination. Fishers obtain fisheries information from extension officers and their fellow fishers through mainly word of mouth in physical meetings... -
Woody cover change in relation to fire history and land-use in the savanna-woodlands of north-east Namibia (1996–2019)
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Glynis Humphrey --- , South Africa Conor Eastment --- , South Africa Lindsey Gillson --- , South Africa M Timm Hoffman --- , South AfricaVegetation cover estimates for trees, shrub-grass mosaics, and grassland and bare ground, were quantified in the savanna-woodland of Bwabwata National Park, north-east Namibia. Changes in woody cover were analysed using repeat photographs in combination with aerial photographs and recent satellite... -
High-intensity fire experiments to manage shrub encroachment: lessons learned in South Africa and the United States
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Rheinhardt Scholtz --- , United States Victoria M Donovan --- , United States Tercia Strydom --- , South Africa Carissa Wonkka --- , United States Urs P Kreuter --- , United States William E Rogers --- , United States Charles Taylor --- , United States Izak PJ Smit --- , South Africa Navashni Govender --- , South Africa Winston Trollope --- , South Africa Dillon T Fogarty --- , United States Dirac Twidwell --- , United StatesHuman alteration of fire regimes is a hallmark of the Anthropocene; yet few studies have fully explored the implications of utilizing high-intensity fires in grasslands and savannas to manage shrub encroachment. Decades of fire research in South Africa inspired a... -
Tribute to a legend of southern African herpetology: Wulf Dietrich Haacke (1936–2021), with a bibliography of his herpetological contributions
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Michael F Bates --- National Museum, South Africa Graham J Alexander --- University of the Witwatersrand, South Africa Aaron M Bauer --- Villanova University, USAWindhoek-born Wulf Dietrich Haacke’s career as a herpetologist while associated with the Transvaal Museum in Pretoria spanned more than 50 years. He passed away on 30 June 2021 at the age of 84. This tribute summarises various aspects of his... -
Recruitment managers’ emotional intelligence and employment discrimination against people living with HIV/AIDS: The mediating role of stigma
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Michael A. Ofili --- , South Africa Erhabor S. Idemudia --- , South Africa Babatola D. Olawa --- , South AfricaThis study examined the mediating role of stigma on relationship between emotional intelligence (EI) and employment discrimination against people living with HIV/AIDS (PLWHA). Participants included 1 112 recruitment managers (female = 49%, senior managers = 68%) drawn from both private... -
Applying legitimacy theory to understand sustainability reporting behaviour within South African integrated reports
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Shelly Herbert --- , South Africa Mark Graham --- , South AfricaSustainability disclosures are frequently included within integrated reports, in order to provide disclosures relating to the capitals identified in the International <IR> Framework (the Framework). South Africa has been at the forefront of integrated reporting, following the guidance of King... -
Adolescent hookah pipe use: Comparing users’ and non-users’ harm perception, needs, and motivation
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Zainab Kader --- , South Africa Rik Crutzen --- , The Netherlands Nicolette V. Roman --- , South AfricaThis study compared the harm perception, motivation, and basic psychological needs of adolescent hookah pipe users and non-users. We surveyed 1 201 adolescents aged 13–19 years old from South Africa who were hookah users (n = 256) and non-users (n... -
A psychobiography of Oliver Reginald Tambo from an African psychology perspective
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Sunitha Swanepoel --- , South Africa Paul J. P. Fouché --- , South Africa Pravani Naidoo --- , South AfricaThe objective of this study was to psychologically reconstruct the life of Oliver Reginald Tambo (1917-1993), using integrated African-centred psychological approaches. The researchers applied a constructivist, single-case psychobiographical approach and Alexander’s (1988) principal identifiers of salience to analyse primary and... -
Narrating Kenyan Silenced Histories through Fiction in Yvonne Owuor’s Dust
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Amos Burkeywo --- , KenyaThe primary focus of this paper is to examine the intersection of history and fiction in Yvonne Owuor’s novel Dust to unearth silenced (hi)stories in colonial and postcolonial Kenya while locating the text within its historical context. By examining intersection... -
Rhizomic Writing and Reading of a Nation Coming to Birth in Yvonne A. Owuor’s Novel, Dust
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Christopher Odhiambo Joseph --- , KenyaAnchored on Deleueze and Guattari’s notion of rhizome, this article inspects the narrative strategy in Yvonne Owuor’s novel, Dust, in imagining the Kenyan nation, especially in the context of the contested presidential elections of 2007. It subsequently grapples with how... -
Impact of COVID-19 on the global hospitality industry: a brief review of current academic literature and meta-analysis to determine primary qualitative themes
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: David S Fowler --- , USAThe purpose of this study is to examine the current literature pertaining to the impact of COVID-19 on the global hospitality industry. The research has a two-fold approach. First, a succinct examination of the literature highlights the significant negative effects... -
Supporting marine spatial planning with an ecosystem model of Algoa Bay, South Africa
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: K Ortega-Cisneros --- , South Africa E Weigum --- , South Africa R Chalmers --- , South Africa S Grusd --- , South Africa AT Lombard --- , South Africa L Shannon --- , South AfricaThe Ecopath with Ecosim (EwE) modelling framework was used to develop a model of Algoa Bay and test the ecosystem impacts of the implementation of the Addo Elephant National Park Marine Protected Area (MPA). The Ecopath model included 37 functional... -
Older black rural South African adults’ perceptions on organ donation: An exploratory study
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Monareng Moropa --- , South Africa Jabu Mokwena --- , South Africa Mpsanyana Makgahlela --- , South Africa Tholene Sodi --- , South AfricaIn this study, we explored older rural South African adults’ perceptions of organ donation. Twelve older Pedi adults (male = 50%; age range 51 to 78 years) completed in-depth interviews on their knowledge of organ donation, cultural views, and influences... -
A human rights-based approach to coercive public health interventions: lessons from the HIV and COVID-19 pandemics
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Petronell Kruger --- University of Witwatersrand, South Africa Safura Abdool Karim --- , South AfricaThe SARS-CoV-2 outbreak and its impact on countries across the globe has been unprecedented. The lack of pharmaceutical interventions to prevent or treat infection have left States with limited avenues to control the spread of the virus. Many countries have... -
The impact of the COVID-19 pandemic on people living with HIV in Zimbabwe
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Bernard Madzima --- , Zimbabwe Tatenda Makoni --- , Zimbabwe Owen Mugurungi --- , Zimbabwe Godfrey Mudariki --- , Zimbabwe Amon Mpofu --- , Zimbabwe Freeman Dube --- , Zimbabwe Lameck Munangaidzwa --- , Zimbabwe Isaac Taramusi --- , ZimbabweThe COVID-19 pandemic was reported from March 2020 in Zimbabwe. COVID-19 containment measures which included repeated lockdowns have disrupted community interactions, reduced working hours, restricted travel and restricted HIV services for people living with HIV (PLHIV), among others. The study... -
Fighting COVID-19 and HIV through community mobilisation: lessons from an integrated approach to the Africa CDC Partnership to Accelerate COVID-19 Testing (PACT) initiative in seven countries
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Adriana Jimenez Cuen --- , Switzerland Agnes Kante --- , Ethiopia Sihaka Tsemo --- , Ethiopia Benjamin Djoudalbaye --- , EthiopiaRecent literature has shown how the HIV architecture, including community systems, has been critical for fighting COVID-19 in many countries, while sustaining the HIV response. Innovative initiatives suggest that fostering the integration of health services would help address the colliding... -
Effect of changing business R&D expenditure mix on productivity of the South African national system of innovation
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Juniours Marire --- , South AfricaThe paper examines the effect of the sharp reallocation of business R&D expenditure from experimental research to applied research, since the global financial crisis, on the productivity of the South African national system of innovation (NSI). Business R&D expenditure declined... -
Instigating transformative entrepreneurship in subsistence communities: Supporting leaders' transcendence and self-determination
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Steven W. Rayburn --- Texas State University, USA Gideon Ochieng --- , KenyaThis research exposes a process of bottom-up development that supports leaders’ transcendent motives and self-determination needs to instigate transformative entrepreneurship within their communities. The process is illuminated by actions taken in development organizations working within subsistence communities. Findings reveal that... -
Correlation of variations in species abundance of Atlantic forests regenerating on abandoned pastures with different environmental and spatial variables
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: João Paulo de Maçaneiro --- , Brazil Laio Zimermann Oliveira --- , Brazil Lauri Amândio Schorn --- , Brazil Franklin Galvão --- , Brazil Guilherme Salgado Grittz --- , Brazil André Luís de Gasper --- , BrazilThe conversion of native forests into pastures is still a common practice in Brazil. Abandoned pastures have great potential for natural regeneration and therefore could play an important role in meeting the enormous demand for forest restoration. Few studies, however,... -
Afrikaner networks for volksdiens: Stellenbosch volkekundiges, 1926–1997
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: C.S. (Kees) van der Waal --- Stellenbosch University, South AfricaSeveral critical exposés of volkekunde at Stellenbosch University have focused on dominant figures up to the 1960s but have not sufficiently considered how they engaged with Afrikaner nationalism. This article introduces questions around solidarity, discontinuity and dissent amongst volkekundiges up... -
Negotiating Cultural Transformation in the Performance Practice of Narratives in Kenya
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Nancy Abigael Masasabi --- , KenyaCulture is never static but continues to change. The narrative is one of the prosaic performances in cultures with an oral tradition. Such prosaic performances are culture bearers and signifiers. Change in societal setup has affected the contexts within which... -
World Wars and Trauma: Lake Victoria Basin Women Novelists’ Reflections
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Wafula Yenjela --- , KenyaThis article reads Kenyan novels that catalogue the trauma of the Luo veterans of World War I and II. The focus is on Grace Ogot’s The Promised Land (1966), Margaret Ogola’s The River and the Source (1994), Marjorie Macgoye’s The... -
Complex information and accounting standards: Evidence from UK narrative reporting
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Ekaete Efretuei --- , United Kingdom Abel Usoro --- , Nigeria Christina Koutra --- , United Arab EmiratesThe application of International Financial Reporting Standards (IFRS) has been introduced in many countries to enhance efficiencies in financial markets and improve communication in financial reporting. However, extant studies have suggested that the introduction of IFRS has increased narrative complexity,... -
Innovation policy for economic development: The difficult but promising adequacy in the case of Senegal
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Vanessa Casadella --- , France Sofiane Tahi --- , FranceWe use the National Innovation System (NIS) approach to analyze the performance of innovation policy of the sub-Saharan economy: the Senegal. The NIS approach makes it possible to understand how actors create and disseminate new knowledge, in a context of... -
Perception and adoption of artificial pollination technology in cocoa production: Evidence from Ghana
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Camillus Abawiera Wongnaa --- , Ghana Afrane Baffour Kyei --- , Ghana Isaac Akurugu Apike --- , Ghana Dadson Awunyo-Vitor --- , Ghana Raymond K. Dziwornu --- , GhanaThis study examined the perception and adoption of artificial pollination among cocoa farmers in Ghana. It used cross-sectional data collected from 206 cocoa farmers selected through multi-stage sampling technique. Descriptive statistics, Likert Scale and the Tobit regression model were the... -
Building legitimacy and distinctiveness on Nigerian-Canadian transnational ventures’ websites
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Diane A. Isabelle --- , Canada Mika Westerlund --- , Canada Victoria Sajuyigbe --- ,Achieving legitimacy in several markets is crucial for transnational ventures. Moreover, the literature on competitive strategy suggests that distinctiveness from competitors is a major source of competitive advantage for ventures. Nevertheless, our knowledge is sparse on how transnational ventures use... -
Foliar fungicides provide chemical control of Fusarium head blight of wheat in South Africa
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Gerhardus J van Coller --- , South Africa Frederik J Kloppers --- , South Africa Vicky M Coetzee --- , South Africa Toinette van Rooyen --- , South Africa Lindy J Rose --- , South Africa Sandra C Lamprecht --- , South Africa Altus Viljoen --- , South AfricaChemical control of a yield-limiting, quality-reducing wheat disease like Fusarium head blight (FHB) is an important management strategy; however, no fungicides are registered against it in South Africa. The aim of this study was to determine foliar fungicides and seed... -
Habitat selection and foraging preference of the endangered addax (Addax nasomaculatus) in a fenced wildlife reserve within its historic range: insights for supporting effective reintroduction
Item type: Journal Article • Journal: African Zoology • Authors: Mohsen Chammem --- , Tunisia Hicham Seri --- , Tunisia Rita Bastos --- , Portugal Mário Santos --- , Portugal Joana Vicente --- , Portugal Touhami Khorchani --- , Tunisia João Alexandre Cabral --- , PortugalReintroduction of species should be based on ecological knowledge, which is fundamental to enhancing the probability of success, but also in predicting the response to future changing landscapes. The addax (Addax nasomaculatus), an endangered antelope whose ecology is mostly unknown,... -
Incivility experiences and mental health among college nursing students: The moderating role of rumination
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Shaoping Qiu --- Xiangnan University, China Jie Fan --- Hunan Normal University, China Naizhu Huang --- Xiangnan University, ChinaThis study examined the relationship between incivility and mental health and how rumination moderates the effect of incivility on mental health. Participants were 802 Chinese nursing students (female = 90.6%; mean age = 19.8 years, SD = 1.31 years). They... -
A latent class analysis of adverse childhood life events in Ugandan adolescents
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Paulo Ferrajão --- Universidade Europeia, Portugal Francisco Frias --- Universidade Europeia, Portugal Joana Ramos --- Universidade Europeia, Portugal Ask Elklit --- University of Southern Denmark, DenmarkThis study aimed to characterise adverse childhood events (ACEs) experiences of school-going Ugandan adolescents (female = 50.6%, with diagnosis of post-traumatic stress disorder: PTSD = 38.2%; mean age = 15.9 years, SD = 1.2 years). The children completed the Harvard... -
A new lower bound on the total domination number of a graph
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Majid Hajian --- Shahrood University of Technology, Iran Michael A. Henning --- University of Johannesburg, South Africa Nader Jafari Rad --- Shahed University, IranA set S of vertices in a graph G is a total dominating set of G if every vertex in G is adjacent to some vertex in S. The total domination number, γt (G), is the minimum cardinality of a... -
L'ascenseur et l'escalier — la lutte contre le SIDA au Cameroun
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Jacques-Philippe Tsala Tsala --- Department of Psychology, University of Yaoundé I and Catholic University of Central Africa, CameroonHIV/AIDS infection has spread like wildfire in the countries of sub-saharan Africa. In order to fight that pandemic, Cameroon has organised itself by setting up, with the assistance of bilateral and multilateral partners, a national structure with the aim to... -
Stigma, discrimination and the implications for people living with HIV/AIDS in South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Donald Skinner --- HSRC, Sakhumzi Mfecane --- HSRC,Stigma and discrimination play significant roles in the development and maintenance of the HIV epidemic. It is well documented that people living with HIV and AIDS experience stigma and discrimination on an ongoing basis. This impact goes beyond individuals infected... -
Understanding and measuring AIDS-related stigma in health care settings: A developing country perspective
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Vaishali Sharma Mahendra --- Population Council, India Laelia Gilborn --- Population Council, Shalini Bharat --- School of Health Systems Studies, Tata Institute of Social Sciences, India Rupa Jakharia Mudoi --- Lawyers Collective HIV/AIDS Unit, Bangalore Office, India Indrani Gupta --- Health Policy Research Unit, Institute of Economic Growth, India Bitra George --- Stigma Reduction Operations Research Study, SHARAN, Luke Samson --- SHARAN, Celine Costello Daly --- Asia Pacific Regional Office of Family Health International, Julie Pulerwitz --- Horizons Program/Population Council,AIDS-related stigma and discrimination remain pervasive problems in health care institutions worldwide. This paper reports on stigma-related baseline findings from a study in New Delhi, India to evaluate the impact of a stigma-reduction intervention in three large hospitals. Data were... -
Diagnostic social de l'infection à VIH/Sida et stratégies endogènes de prévention à Gaoua, Burkina Faso
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Donmozoun Télesphore Somé --- HIV/AIDS & Reproductive Health Department of Centre MURAZ,Despite sensitising and prevention messages, women still remain concerned about AIDS in developing countries. How do they perceive the illness and methods of prevention? The objective of this study was to assess the social diagnosis of HIV/AIDS, and endogenous strategies... -
Review of national AIDS councils in Africa: Findings from five countries
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Charles Hongoro --- Policy Analysis Unit, Human Sciences Research Council of South Africa (HSRC), Akim J Mturi --- Social Aspects of HIV/AIDS Research Alliance (SAHARA), Human Sciences Research Council of South Africa (HSRC), Joshua Kembo --- Bureau of Market Research (BMR) at UNISA,National AIDS councils (NACs) were established in many African countries to co-ordinate the multi-sectoral response to HIV/ AIDS. Their main mandate is to provide strategic leadership and co-ordinate activities geared to fight against HIV/AIDS. This study sought to understand the... -
Modelling level, trend and geographical variations in stigma and discrimination against people living with HIV/AIDS in Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Samson B Adebayo --- Monitoring and Evaluation Division, Society for Family Health, Richard Fakolade [B0002] Jennifer Anyanti --- Society for Family Health, Bright Ekweremadu --- Society for Family Health, Olaronke Ladipo --- Society for Family Health, Augustine Ankomah --- Applied Population Research, University of Exeter, UKPeople living with HIV and AIDS (PLHA) often face stigma and discrimination. Stigma is a powerful tool for social control and PLHA are to varying degrees stigmatised against. Consequences of stigma and discrimination against PLHA may result in low turn-out... -
A systematic review of HIV/AIDS-related stigma and discrimination in India: Current understanding and future needs
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Shalini Bharat --- School of Health Systems Studies, Tata Institute of Social Sciences, IndiaHIV/AIDS-related stigma is recognised as a major barrier to HIV prevention efforts and an impediment to mitigating its impact on individuals and communities. This paper reviews the existing research literature on AIDS stigma in India with the objective of documenting... -
Social impact of HIV/AIDS on clients attending a teaching hospital in Southern Nigeria
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Ofonime E. Johnson [d125e19]People living with human immunodeficiency virus and acquired immune deficiency syndrome (PLWHA) face numerous social challenges. The objectives of this study were to assess the level of self-disclosure of status by PLWHA, to describe the level and patterns of stigma... -
Sanctuary or double-edged sword? Challenges confronting adolescents living at Nkosi's Haven in Johannesburg, South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Nkosiyazi Dube Eleanor Ross [d59e26]Living in an institution associated with HIV and AIDS is likely to exacerbate difficulties experienced by teenagers who have to cope with the normal stresses of adolescence. The aim of the study was to explore the challenges that adolescents living... -
Experience of stigma and discrimination and the implications for healthcare seeking behavior among people living with HIV/AIDS in resource-limited setting
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Taddese Alemu Sibhatu Biadgilign [d367e28] Kebede Deribe Horacio Ruiseñor EscuderoBackground: Stigma and discrimination can limit access to care and treatment services. Stigma hides HIV from the public, resulting in reduced pressure for behavioral change. For effective behavior change, empirically grounded and theory-based behavioral change approaches are fundamental as a... -
To tell or not to tell: Negotiating disclosure for people living with HIV on antiretroviral treatment in a South African setting
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Pride Linda [d302e18]Disclosure of HIV status occurs for a variety of reasons and in various contexts, such as to sexual partners to enable safer sexual choices, to health-care workers to access treatment and care services and to family and community members to... -
Perceptions about the acceptability and prevalence of HIV testing and factors influencing them in different communities in South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Yoliswa Ntsepe --- , , South Africa Leickness C. Simbayi --- , , South Africa Olive Shisana --- , South Africa Thomas Rehle --- , , South Africa Musawenkosi Mabaso --- , , South Africa Nolusindiso Ncitakalo --- , , South Africa Alicia Davids --- , , South Africa Yogandra Dhee Naidoo --- , , South AfricaHIV counselling and testing (HCT) is considered important because it is an entry point to a comprehensive continuum of care for HIV/AIDS. The South African Department of Health launched an HCT campaign in April 2010, and this reached 13,269,746 people... -
Experiences of HIV-related stigma among HIV-positive older persons in Uganda – a mixed methods analysis
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Monica O. Kuteesa --- , Uganda Stuart Wright --- , , UK Janet Seeley --- , Uganda Joseph Mugisha --- , Uganda Eugene Kinyanda --- , Uganda Frederick Kakembo --- , USA Richard Mwesigwa --- , USA Francis Scholten --- , UgandaThere is limited data on stigma among older HIV-infected adults in sub-Saharan Africa. We describe the experiences of stigma and disclosure in a cohort of HIV-positive older people in Uganda. Using data from the Wellbeing of Older Peoples' Study of... -
‘We keep her status to ourselves’: Experiences of stigma and discrimination among HIV-discordant couples in South Africa, Tanzania and Ukraine
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Laetitia C. Rispel --- , , South Africa Allanise Cloete --- , , South Africa Carol A. Metcalf --- , South AfricaIn HIV-discordant relationships, the HIV-negative partner also carries the burden of a stigmatised disease. For this reason, couples often hide their HIV-discordant status from family, friends and community members. This perpetuates the silence around HIV-discordant relationships and impacts on targeted... -
Factors associated with discriminatory attitudes towards people living with HIV among adult population in Ethiopia: analysis on Ethiopian demographic and health survey
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Gedefaw Alen Diress --- Woldia University, Ethiopia Mohammed Ahmed --- Woldia University, Ethiopia Melese Linger --- Woldia University, EthiopiaExtensive discriminatory attitudes in a population can affect people’s willingness to be tested for Human Immunodeficiency Virus (HIV), their initiation of antiretroviral therapy, social support as well as the quality of life of people infected with HIV. This study aimed... -
A new species of Running Frog, (Kassina, Anura: Hyperoliidae) from Unguja Island, Zanzibar, Tanzania
Item type: Journal Article • Journal: The Journal of the Herpetological Association of Africa • Authors: CharlesA. Msuya --- University of Dar es Salaam, Tanzania KimM. Howell --- University of Dar es Salaam, Tanzania Alan Channing --- University of the Western Cape, South AfricaA new species of Kassina is described from Unguja Island, Zanzibar, East Africa. It is distinguished from other species in its genus by an advertisement call that is pulsed, frequency modulated, and with a longer duration than that of K... -
Crossing the Boundary: An Investigation of Transnationalism, Transculturalism and Transracial Marriages in Jane Katjavivi’s Undisciplined Heart and Trudie Amulungu’s Taming My Elephant
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Selma K. Shiyoka --- University of Namibia, Namibia Nelson Mlambo --- University of Namibia, NamibiaThe focus of this paper is to explore the literary portrayal of transnational identities, transculturalism and transracial marriages as presented by two expatriate female writers who have made their niche in the postcolonial Namibian autobiographical (sub) genre, namely, Taming My... -
Proactive personality and academic procrastination in graduate students: Their chain-mediation by research self-efficacy and learning adaptability
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Hang Zhang --- Henan University, China Zhaoyang Xin --- Henan University, China Qinglin Wang --- Henan University, China Qianfeng Li --- Institute of Advanced Studies in Humanities and Social Sciences, Beijing Normal University, China Jing Du --- Henan University, China Minghui Wang --- Henan University, ChinaThis study explored the relationship between graduate students’ proactive personality and academic procrastination, and the chain-mediation by research self-efficacy and learning adaptability. Participants were 905 postgraduates in China (female =70%; first year =56%; humanities and social sciences =54%). They completed... -
The critical role that national culture and ethical leadership play in fostering employee commitment to service quality in the hotel industry
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Christina K. Dimitriou --- New Mexico State University, USAThe hotel industry is the most diverse and fastest growing industry in the world, offering its companies tremendous opportunities for international expansion and immersion in different cultures. However, this creates several obstacles that block the way to success. Through the... -
Detailed description and observations of the tadpole of Amnirana albolabris (Anura: Ranidae) from southeastern Gabon
Item type: Journal Article • Journal: Treading a Delicate Tightrope: A principal balancing between education and political change during turbulent times • Authors: Joanna G Larson --- , U.S.A. Breda M Zimkus --- , U.S.A.We provide an expanded description of the tadpole of Amnirana albolabris (Ranidae) that includes external linear morphometrics and colouration across a developmental series ranging from Gosner stages 26–42. This description is based on material collected in Batéké Plateau National Park... -
Further results on the independent Roman domination number of graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Abel Cabrera Martínez --- Universitat Rovira i Virgili, Spain Frank A. Hernández Mira --- Universidad Autónoma de Guerrero, MéxicoLet f : V (G) → {0, 1, 2} be a function on a graph G with vertex set V (G). Let Vi = {v ∈ V (G) : f (v) = i} for every i ∈ {0, 1, 2}... -
Sunning in Yellow Bishops Euplectes capensis
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: H Dieter Oschadleus --- University of KwaZulu-Natal, South Africa Philipp H Boersch-Supan --- , United KingdomTwo photographic records of a Yellow Bishop Euplectes capensis apparently sunning, at the West Coast National Park, South Africa, are described. There are very few records of sunning in weavers, and this is the first record for this species. -
On total domination and minimum maximal matchings in graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Selim Bahadır --- Ankara Yıldırım Beyazıt University, TurkeyA subset M of the edges of a graph G is a matching if no two edges in M are incident. A maximal matching is a matching that is not contained in a larger matching. A subset S of vertices... -
Assessment of metal pollution in sediment and its impact on the macrobenthic community of Richards Bay Harbour, South Africa
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: JI Izegaegbe --- University of Zululand, South Africa L Vivier --- University of Zululand, South Africa HMM Mzimela --- University of Zululand, South AfricaPort and industrial activities often cause contamination of estuarine sediments, yet information on sediment metal contamination in Richards Bay Harbour is limited. This study examined the extent and ecological relevance of metal contamination using sediment quality guidelines, pollution indices, macrobenthic... -
Host communities’ infrastructural development expectations of multinational mining companies in Ghana’s mining industry
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Stanford Nartey --- Ghana Institute of Management and Public Administration, Ghana Franklyn A. Manu --- Ghana Institute of Management and Public Administration, GhanaThis paper, through an ethnographic research approach, examines the infrastructural development expectations that host communities have of multinational mining companies (MNMCs) and how these expectations influence corporate-community relationships in two of Ghana’s mining districts. Using data triangulation from multiple stakeholder... -
Seedling establishment and early growth in Calobota sericea subjected to moisture stress
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Francuois Müller --- , South Africa Letty Masemola --- , South Africa Stephen Modiba --- , South Africa Nothando Ngcobo --- , South AfricaThe South African perennial legume Calobota sericea (Thunb.) Boatwr. & B-E van Wyk has been shown to be drought tolerant as mature plants, but information on drought tolerance of seedlings is lacking. This study evaluated the impact of moisture stress... -
Effects of Acacia melanoxylon, an alien tree species to South Africa, on Afrotemperate forest tree sapling composition
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Tineke Kraaij --- Nelson Mandela University, South Africa Johan A Baard --- , South Africa B Adriaan Grobler --- Nelson Mandela University, South Africa Bayleigh Miles --- Nelson Mandela University, South AfricaThe alien tree Acacia melanoxylon (R.Br.) occurs extensively in the Southern Cape Afrotemperate Forest (South Africa). Concerns exist about its potential negative effects on indigenous tree sapling communities, ultimately with implications for forest composition and structure. We investigated whether Acacia... -
Portrait of an ethnography during pandemic times: Bagamoyo remote reconstruction and the (un)Freire of literacy policies in Mozambique
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Xénia de Carvalho --- University Institute of Lisbon, PortugalSince 2019, I have been engaged in remote ethnography about the reconstruction of the beginning of the language and literacy policies developed by the Frelimo School in Bagamoyo (1970–1975), Tanzania. I entered the field based on previous ethnographic fieldwork in... -
How college students’ social media information overload affects sleep quality: The mediating effect of social fatigue and irrational procrastination
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Jing Li --- Zhejiang University, China Tingting Gao --- Zhejiang University, China Yinghua Ye --- Zhejiang University, ChinaInformation overload is a pervasive phenomenon in the information age and has a negative impact on personal psychological experiences and behavioural performance. The relationship between WeChat information overload and sleep quality was examined, as well as the mediating effects of... -
Prevalence and psychological correlates of anxiety symptoms in subthreshold depressive adolescents with a high level of rumination response style
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Xingzhi Mao --- Capital Normal University, China Qi Li --- Capital Normal University, China Fangfang Shangguan --- Capital Normal University, China Jing Xiao --- Capital Normal University, ChinaThis study examined between anxiety symptoms in subthreshold depressive (SD) adolescents with rumination and their personal predispositions. A total of 371 SD adolescents were enrolled in the study (females 55.26%, mean age = 16.34, SD = 0.96). The adolescents completed... -
“We will tell when we are ready”: perinatally HIV-infected adolescents and self-disclosure of their status in Eswatini
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Baliwe P. Dlamini --- University of KwaZulu-Natal, South Africa Ntombifikile G. Mtshali --- University of KwaZulu-Natal, South AfricaAccess to antiretroviral therapy (ART) has promoted a significant decrease in mortality of vertically HIV-infected children. As a result, there has been an increasing growth of this population that reaches adolescence. These adolescents face problems such as self-disclosure and the... -
Beyond gender bias: Factors affecting female employee retention and advancement in the Dutch hotel sector
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Marrit Lijster --- NHL Stenden University of Applied Sciences, The Netherlands Georges El Hajal --- NHL Stenden University of Applied Sciences, The NetherlandsIn The Netherlands, gender roles have evolved remarkably, marked by feminist activism and legislative strides. Nevertheless, persistent gender biases and disparities continue to impact many industries, including the Dutch hotel sector. This quantitative research explores the factors affecting female employee... -
Fatigue and mind-wandering among Chinese adolescents: Moderation by rumination and mediation by Internet addiction
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: --- College of Education Sciences, Wulingshan K-12 Educational Research Center, Huaihua University, ChinaThis study examined the mediating role of Internet addiction in association with fatigue and mind-wandering and the moderating role of rumination in that relationship. A sample of 3 732 Chinese adolescents (Mean age = 14.98 years, SD = 1.63) completed... -
Rooting potential of the ‘vleitee’ honeybush (Cyclopia subternata) as affected by growth season and the manipulation of stock plant characteristics
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: --- Directorate Plant Sciences, South Africa --- Stellenbosch University, South Africa --- Stellenbosch University, South Africa --- Stellenbosch University, South AfricaTo ensure a high-quality, sustainable supply of South African indigenous honeybush (Cyclopia spp.) tea to domestic and international markets, a shift from wild harvesting practices to true-to-type clonal material is required. This study investigated the impact of stock plant rejuvenation... -
Nutritional properties and in vitro gas production in cactus pear (Opuntia stricta) and cassava (Manihot esculenta) shoot silages
Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: --- Universidade Federal do Vale do São Francisco, Brazil --- Universidade Federal do Agreste de Pernambuco, Brazil --- Universidade Federal do Vale do São Francisco, Brazil --- Universidade Estadual do Sudoeste da Bahia, Brazil --- Universidade Federal do Tocantins, Brazil --- Universidade Federal do Agreste de Pernambuco, Brazil --- Universidade Federal do Agreste de Pernambuco, Brazil --- Universidade Federal do Agreste de Pernambuco, Brazil --- , Brazil --- Universidade Federal do Maranhão, Brazil --- Universidade Federal do Vale do São Francisco, BrazilThis study evaluated the effects of different inclusion levels of cactus pear (Opuntia stricta) (at 0%, 15%, 30% or 45% on fresh matter basis) ensiled with shoots of cassava (Manihot esculenta) on the mineral nutrients, carbohydrates fractionation, nitrogen compounds and... -
Cessation of South African residency: A critical analysis of juridical double taxation on United Kingdom immovable property held by natural persons
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Elizabeth Fick --- Stellenbosch University, South Africa Maryke Wiesener --- Stellenbosch University, South AfricaWhen a natural person ceases to be resident, there is a deemed disposal of worldwide assets, and a capital gain must be calculated. Taxation levied because of a change in residence is referred to as an exit tax. In this... -
The influence of crises on the financial position of multinationals in emerging markets
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Peter Vaz da Fonseca --- Mackenzie Presbyterian University, Brazil Michele Nascimento Jucá --- Mackenzie Presbyterian University, Brazil João Paulo da Torre Vieito --- Polytechnic Institute of Viana do Castelo, PortugalThis investigation is one of the first to analyse the relationships between leverage and bankruptcy costs, interest expenses, tax benefits and firm value, in multinational and domestic companies, during periods of crisis and financial stability. The analysed data are related... -
Motivating Generation Z — the volunteers of the future
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Henrik Pahus --- , Denmark Tina Knuth --- , DenmarkIn this article, we present the results of an ongoing research project from 2020 to 2023 on volunteerism and Generation Z. The purpose of the overall project is to examine which elements are motivating or demotivating to volunteers from Generation... -
A new bullfrog from southern Africa (Pyxicephalidae, Pyxicephalus Tschudi, 1838)
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Louis H du Preez --- North-West University, South Africa Edward C Netherlands --- North-West University, South Africa Mark-Oliver Rödel --- , Germany Alan Channing --- North-West University, South AfricaFour species of African bullfrogs are currently recognised. We describe a new species from southern Africa, which can be distinguished on the basis of morphology, advertisement call and DNA sequences. Morphologically it differs from other bullfrogs by a combination of... -
Double total domination in the generalized lexicographic product of graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Abel Cabrera-Martínez --- Universidad de Córdoba, Spain Ismael Ríos Villamar --- Universidad Autónoma de Guerrero, Mexico Juan M. Rueda-Vázquez --- Universidad de Córdoba, Spain José M. Sigarreta Almira --- Universidad Autónoma de Guerrero, MexicoLet G be a graph of minimum degree at least two. A set D ⊆ V(G) is said to be a double total dominating set of G if |N (v) ∩ D| ≥ 2 for every vertex v ∈ V(G)... -
Vacillating vaccines: responses to Covid-19 in the United States and South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Theodore Powers --- Anthropology, University of Iowa, United States of America Jimmy Pieterse --- University of Pretoria, South AfricaThis article examines the internal pathways of disease transfer within two settler colonies, the United States and South Africa, whilst also considering points of transnational connection in the social, political, epidemiological, religious and cultural responses to the Covid-19 pandemic in... -
Of vaccines, biopower, subjects and governmentality: an ethnographic enquiry into the Zimbabwean Covid-19 vaccination drive
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Talent Moyo --- Midlands State University, ZimbabweThe article highlights the politics of the Covid-19 vaccination drive in Zimbabwe. It interrogates questions of individual agency and institutional power in the administration of the vaccine. It is framed within Foucauldian scholarship, particularly that concerning the role of biopower,... -
Beyond the “single story” of vaccine hesitancy: “studying up” a public health response to vaccine-associated polio in South Africa
Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Lehlohonolo Kekana --- University of Cape Town, South AfricaVaccine hesitancy is a widely noted challenge in the struggle against communicable diseases. This was clearly demonstrated in the Covid-19 vaccine drives in South Africa and the world over. While social responses to vaccines are well documented, the literature tells... -
Disordered eating behaviours and basic psychological need satisfaction: the mediating role of anxiety symptoms in preadolescents
Item type: Journal Article • Journal: Journal of Child & Adolescent Mental Health • Authors: Tess E Marshall --- School of Psychology, Cardiff University, UK Kai S Thomas --- School of Psychology, Cardiff University, UK Netta Weinstein --- School of Psychology, Cardiff University, UK Ross E Vanderwert --- School of Psychology, Cardiff University, UKObjective: According to self-determination theory, satisfied basic psychological needs can be a protective factor for psychopathology, including eating disorders and anxiety symptomatology. However, most research has focused on adolescent and adult populations, with less work examining perceived basic psychological need... -
Argument estimates associated with meromorphic close-to-starlike and Bazilević functions
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Nak Eun Cho --- Pukyong National University, Republic of Korea Inhwa Kim --- Harris-Stowe State University, U.S.A H.M. Srivastava --- University of Victoria, CanadaThe object of the present paper is to derive some argument properties associated with meromorphic close-to-starlike and Bazilević functions in the punctured open unit disk. Furthermore, we investigate integral-preserving properties in a sector with some special cases of the main... -
Analysis of rural women’s access to financial services and corporate social responsibility in Nigeria’s Niger delta region
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Joseph Ikechukwu Uduji --- University of Nigeria, Nigeria Elda Nduka Okolo-Obasi --- University of Nigeria, NigeriaThe purpose of this paper is to critically examine the corporate social responsibility (CSR) initiatives of multinational oil companies (MOCs) in Nigeria. Its special focus is to investigate the impact of the global memorandum of understanding (GMoU) on enhancing rural... -
The role of autonomy and competence in retaining Dutch hotel staff post-COVID-19
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Sofiia Norenko --- Wittenborg University of Applied Sciences, The Netherlands Emmah Muchoki --- Wittenborg University of Applied Sciences, The Netherlands Vanessa de Oliveira Menezes --- Wittenborg University of Applied Sciences, The Netherlands René Rijnders --- Wittenborg University of Applied Sciences, The NetherlandsThis article explores potential changes in employee motivation for retention in the Dutch hotel industry after the COVID-19 pandemic, applying the self-determination theory to examine autonomy and competence. An online survey was designed and applied to 298 Dutch hotel staff... -
Overqualification perception and employee voice: Mediation by dual path autonomous and controlled motivation
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Enhai Yu --- School of Economics and Management, North China Electric Power University, China Xiao Ge --- School of Economics and Management, North China Electric Power University, China He Ding --- School of Economics and Management, North China Electric Power University, ChinaDrawing on person–vocation fit and self-determination theory, we explored the role of the autonomous and controlled motivation in the relationship between overqualification perception and employee voice. The sample consisted of 251 employees from different enterprises in China (female = 52.6%;... -
Data utilisation among employees in SMEs in Destination Limfjorden, Denmark
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Henrik S. Pahus --- Dania Academy, Denmark Lars Falk --- International Sales and Marketing, University College of Northern Denmark, DenmarkThis article explores the efforts of Destination Limfjorden in Denmark to enhance employees’ competencies and skills in small and medium-sized tourism enterprises (SMEs) through the strategic use of data. The study employs a mixed-method approach, integrating digital questionnaires and semi-structured... -
Psychological empowerment and job burnout in Chinese kindergarten teachers: The mediating effect of occupational stress
Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ruiqian Li --- College of Teacher Education, Shaoxing University, China Jie Hou --- College of Teacher Education, Shaoxing University, China Xiongying Liu --- College of Teacher Education, Shaoxing University, China Tong Shen --- College of Teacher Education, Shaoxing University, China Jiaying Xu --- College of Teacher Education, Shaoxing University, China Ziyu Wu --- College of Teacher Education, Shaoxing University, ChinaWe explored the role of occupational stress in the relationship between psychological empowerment and job burnout in kindergarten teachers. Chinese female kindergarten teachers (n = 243) were participants (mean age = 28.2 years, SD = 5.08 years; specialist and below... -
Diversity, abundance and habitat association of small mammals in Maze National Park, Ethiopia
Item type: Journal Article • Journal: African Zoology • Authors: Belayneh Ayechw --- Arba Minch University, Ethiopia Simon Shibru --- Arba Minch University, Ethiopia Serekebirhan Takele --- Arba Minch University, Ethiopia Abraham Tolcha --- Arba Minch University, Ethiopia Matewos Masne --- Arba Minch University, Ethiopia Zewudneh Tomass --- Arba Minch University, EthiopiaWe investigated species composition, relative abundance, habitat association and density of small mammals in Maze National Park, Ethiopia. Data were collected using the capture-mark-recapture technique in three representative habitat types (grassland, bushland and riverine forest) from November 2021 to August... -
Measuring South Africa destination loyalty levels through recommending and complaining framings
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Concepción Román --- Institute of Tourism and Sustainable Economic Development, Universidad de Las Palmas de Gran Canaria, Juan Carlos Martín --- Institute of Tourism and Sustainable Economic Development, Universidad de Las Palmas de Gran Canaria, Engelina du Plessis --- North-West University, South AfricaThe study aims to analyse how framing (recommending versus complaining) affects the measurement of destination loyalty. It focuses on international tourists who visited South Africa, and evaluated loyalty through the two framings. The study tests whether loyalty can be measured... -
Distance dominator packing coloring of type II
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Jasmina Ferme --- University of Maribor, Slovenia Daša Mesarič Štesl --- University of Ljubljana, SloveniaIn 2021, we introduced one type of the generalization of dominator coloring via packing coloring and distance domination. In this paper, we present a second type of such generalization, namely distance dominator packing coloring of type II, defined as follows... -
Maker-Breaker domination game played on corona products of graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Athira Divakaran --- Mar Athanasius College, India Tijo James --- Pavanatma College, India Sandi Klavžar --- University of Ljubljana, Slovenia Latha S. Nair --- Mar Athanasius College, IndiaIn the Maker-Breaker domination game, Dominator and Staller play on a graph G by taking turns in which each player selects a not yet played vertex of G. Dominator’s goal is to select all the vertices in a dominating set,... -
Enhancing international business competence: how cognitive and exposure training approaches matter
Item type: Journal Article • Journal: Africa Journal of Management • Authors: Christopher Boafo --- Leipzig University, Germany Utz Dornberger --- Leipzig University, Germany Nathaniel Boso --- University of Pretoria, South AfricaThis study draws insights from knowledge acquisition theory to examine how cognitive and exposure training approaches explain differences in international business competence (IBC). Following an interpretive phenomenological approach and in-depth interviews with 23 business school professors and 32 business executives... -
An exploratory study on supplier acceptance of and engagement in a national tax lottery designed to improve tax compliance
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Anculien Schoeman --- University of Pretoria, Department of Taxation, Republic of South Africa -
An analysis of guest attitude toward dining at green restaurants in Qatar
Item type: Journal Article • Journal: Research in Hospitality Management • Authors: MC Ashim Sagar --- Human Resource Management, FTC Qatar, Qatar Eddy Kurobuza Tukamushaba --- College of Business, University of Doha for Science and Technology, Qatar Juliet Gladies Jayasuria --- College of Business, University of Doha for Science and Technology, Qatar Khalid Ibrahim Al-Sulaiti --- Marketing, Al-Rayyan International University College in partnership with University of Derby UK Doha–Qatar, QatarThis study examines how interpersonal influence, green menu attributes and eco-friendly attributes shape guest attitudes toward green dining in five-star hotels in Qatar, and how these attitudes influence their willingness to dine at green restaurants. Using a quantitative approach, a... -
Phases of STI cycle: Countries comparative analysis
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Eugeny Balatsky --- Financial University under the Government of the Russian Federation, Russian Federation Svetlana Ushakova --- Politics and Law in Science and Technology, Russian Federation Vadim Malahov [cor1] Maxim Yurevich --- Financial University under the Government of the Russian Federation, Russian FederationThis article focuses on a comparative analysis of the main technological development stages of a country. For the purpose of assessing the S&T potential of countries, a method of creating a scientific and technological balance is proposed. This approach unites... -
Managing drought stress in wheat (Triticum aestivum L.) production: strategies and impacts
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Maltase Mutanda --- University of South Africa, South Africa Hussein Shimelis --- School of Agricultural, South Africa Vincent Chaplot --- School of Agricultural, South Africa Sandiswa Figlan --- University of South Africa, South AfricaDrought stress is a major constraint to sustainable wheat production worldwide, including sub-Saharan Africa, where environmental and poor agronomic practices exacerbate the yield gap. Drought disrupts physiological, biochemical, and molescular processes, negatively impacting crop growth, grain yield and quality. This... -
Public attitudes towards responsibilities and actions to curb obesity in South Africa: Second South African Human Development Pulse Survey
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Ashleigh Craig --- University of the Witwatersrand, South Africa Gudani Mukoma --- University of Venda,, South Africa Witness Mapanga --- University of the Witwatersrand, South Africa Asanda Mtintsilana --- University of Cape Town, South Africa Siphiwe N Dlamini --- University of the Witwatersrand, South Africa Lisa K Micklesfield --- University of the Witwatersrand, South Africa Shane A Norris --- University of the Witwatersrand, South Africa -
Exploring the association of alcohol consumption, tobacco use, and multimorbidity in a nationally representative sample of South African adults
Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: A Craig --- University of the Witwatersrand, South Africa W Mapanga --- University of the Witwatersrand, South Africa A Mtintsilana --- University of the Witwatersrand, South Africa SN Dlamini --- University of the Witwatersrand, South Africa SA Norris --- University of the Witwatersrand, South Africa -
The role of academic institutions in leveraging innovation through patenting activities: A diagnostic of the Moroccan experience focusing on the agricultural sector
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Sanaa Zebakh --- Ibn Tofail University, Morocco Jaouad Anissi --- EUORMED Research Centre EI-BIOMEDTECH, EUROMED University of Fes, Morocco, Salim Bounou --- EUORMED Research Centre EI-BIOMEDTECH, EUROMED University of Fes, Morocco, Mohammed Sadiki --- Rabat-Instituts, MoroccoIn the late 2000s, Morocco implemented various actions and programmes to establish a National Innovation System, which has helped to bolster innovation and patenting activities within higher education and research institutions. This article investigates the Moroccan innovation framework that facilitated... -
Location matters: Market reactions to South African corporations’ cross-border transactions
Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Werner Mennen --- University of Cape Town, South Africa Ryan Kruger --- University of Cape Town, South Africa Eden Gross --- University of the Witwatersrand, South AfricaWe evaluate the market reaction to 320 cross-border transactions (CBTs) by South African-listed corporations from January 2005 to June 2024. The sample is divided according to the development state of the target company’s country and the currency of the target’s... -
A baseline survey of coastal birds in the Greater Bazaruto region, Mozambique
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Peter G Ryan --- University of Cape Town, South Africa Cliff Dorse --- , South Africa Dave Gilroy --- , Mozambique James Hogg --- , United Kingdom Albert McLean --- , South Africa Christine Read --- , South Africa Evan Trotzuk --- African Parks Mozambique, Mozambique Gary Allport --- The David Attenborough Building, United KingdomWe report the numbers of coastal birds in the Greater Bazaruto Important Bird and Biodiversity Area (IBA), Mozambique. In November–December 2023, we counted waterbirds foraging on tidal flats and at roost sites in the San Sebastian (São Sebastião) Peninsula, Bazaruto... -
Uphicothonzulu ngokwenkcazobungcali yenkcubekontlalo ngokobuhlanga kwibali elifutshane lesiXhosa elithi Umgcini-mangcwaba
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Mlamli Diko --- University of South Africa (UNISA),Iiyantlukwano ngokobuhlanga kunye nocalucalulo zibonisa ukunyathelela phezulu, nto leyo ethi ithintele ubumbano nentsebenziswano phakathi kweentlanga ngeentlanga kwintlalo nenkcubeko yoMzantsi Afrika. Nakubeni umgaqonkqubo wocalucalulo wabhangiswa ngomnyaka we1994, abaNtsundu kunye namaNgesi abonakalisa ukungqubana nokujongana ngezikhondo zamehlo kwiimeko ezithile njengoko kuvela kwibali elifutshane... -
Bridging cultural gaps in health communication: Indigenous language as a catalyst for combatting monkeypox in Lagos, Nigeria
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Evaristus Adesina --- Northwest University, South Africa Abiodun Salawu --- Northwest University, South Africa Babatunde Adeyeye --- Northwest University, South AfricaInfectious diseases such as monkeypox have continued to pose significant threats to global health, demanding effective strategies for prevention and control. Existing studies have primarily focused on monkeypox clinical analysis, with less attention given to adopting indigenous languages as a... -
War metaphors as names for medical concepts in Sesotho newspaper HIV and AIDS communication
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Ntšoeu Seepheephe --- National University of Lesotho, LesothoThe study examines the behaviour and the ideological functions of war metaphors that are used in Sesotho newspaper communication on HIV and AIDS. Using the dynamic systems approach towards metaphor, I explore the use of these metaphors in three major... -
Conceptualising and revealing political resistance in Zimbabwe through (re)naming roads in Bulawayo
Item type: Journal Article • Journal: South African Journal of African Languages • Authors: Nkululeko Sibanda --- Rhodes University, South Africa Progress Dube --- University of South Africa, South AfricaThe Zimbabwe central government issued a directive in November 2019 and early 2020 gazetting three statutory instruments for changes to names of buildings and streets as a directive to all local authorities to comply. In February 2020, the Bulawayo City... -
Comparing seismic survey mitigation regulations: lessons for South Africa from international frameworks
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: J Purdon --- Tshwane University of Technology, South Africa MJ Somers --- University of Pretoria, South Africa FW Shabangu --- University of Pretoria, South Africa Y Doh --- , France J Scheun --- Tshwane University of Technology, South AfricaUnderwater seismic surveys generate high-intensity, low-frequency noise that can negatively affect a range of marine fauna. As a result, countries have implemented mitigation regulations to reduce the potential impacts of this activity. This study examines seismic survey mitigation regulations from... -
Too cold to sing: Warbler dawn chorus affected by environmental factors in a high-elevation wetland
Item type: Journal Article • Journal: African Zoology • Authors: Toka Mosikidi --- University of the Free State, South Africa Nicholas R Friedman --- Leibniz Institute for the Study of Biodiversity Change, Germany Nicholas Le Maitre --- University of the Free State, South Africa Sandy-Lynn Steenhuisen --- University of the Free State, South Africa Vincent Ralph Clark --- University of the Free State, South Africa Kyle John Lloyd --- University of the Free State, South Africa Aliza le Roux --- University of the Free State, South AfricaMany bird species take part in a dawn chorus, the phenomenon in which the community of songbirds in a particular habitat, show a peak of vocal activity around dawn. Understanding the species-specific extrinsic factors affecting this intensive singing activity is... -
Assessment of HIV/AIDS-related stigma and knowledge gaps among healthcare providers in Egypt
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Salma M. A. Mansour --- Egyptian Intellectual Property Authority, Egypt Rahma Mohamed --- Cairo University Hospitals HIV Clinic, Cairo University, Egypt Moses Shongwe --- , United Kingdom Eman Raslan --- , Ahmed Cordie --- Cairo University Hospitals HIV Clinic, Cairo University, Egypt Mohamed AbdAllah --- National Research Center, Egypt Shadw Osama Helal --- Cairo University Hospitals, Egypt Kareem Essam Aiad --- Specialised Medical Centers, Egypt Salma Ghoneim --- Cairo University, Egypt Mohamed Khaled Elshirbeny --- Nasser Institute Hospital for Research and Treatment, Specialised Medical Centers, Egypt Mohamed Gamal Ahmed --- Elsahel Teaching Hospital, Egypt Saeed Soliman --- ,Background: Stigma and discrimination against people living with HIV (PLHIV) in healthcare settings are significant barriers to achieving Egypt’s 95–95–95 targets and ending AIDS as a public health threat by 2030. Misconceptions among healthcare professionals (HCPs) can negatively affect testing,... -
Phenotypic variance in an acoustic signal: a potentially sexually selected behaviour in Cape Clapper Larks Corypha apiata
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Zofia Wardynska --- Imperial College London, United Kingdom Holly Bennett --- Imperial College London, United Kingdom Xavier JM Mahele --- Imperial College London, United Kingdom Saskia IL Pearce --- Imperial College London, United Kingdom Ksenia Potapova --- Imperial College London, United Kingdom Sue Anne Zollinger --- Manchester Metropolitan University, United Kingdom Julia Schroeder --- Imperial College London, United KingdomCourtship displays provide important insight into sexual selection, evolution and the roles of communication signals in behavioural ecology. Any trait indicating individual quality must display phenotypic variation. Studying this variation can provide insight into the uses of acoustic cues in... -
Distance domination and linear-vizing constants
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Paul Horn --- University of Denver, USA Di Qin --- University of Denver, USAGeneralizing and strengthening a classical result of Vizing, Rautenbach proved a linear relationship between the domination number, the maximum degree, the number of vertices, and the number of edges for graphs with no isolated vertices. The sharpest version of this... -
Comparison of three methods to assess pre-harvest sprouting in wheat
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: SI Hull --- Stellenbosch University, South Africa PA Swanepoel --- Stellenbosch University, South Africa WC Botes --- Stellenbosch University, South Africa C Mutengwa --- University of Fort Hare, South AfricaPre-harvest sprouting (PHS) in wheat (Triticum aestivum L.) is an increasing concern, as climate variability alters rainfall patterns and air temperatures during harvest, intensifying risk in many cereal-producing regions. The untimely germination of the grain, PHS, is caused by germination... -
Strong domination number of graphs from primary subgraphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Saeid Alikhani --- Yazd University, Iran Nima Ghanbari --- University of Bergen, Norway Michael A. Henning --- University of Johannesburg, South AfricaA set D of vertices is a strong dominating set in a graph G, if for every vertex x ∈ V (G) \ D there is a vertex y ∈ D with xy ∈ E(G) and deg(x) ≤ deg(y). The... -
Overcoming seed dormancy of Pterocarpus angolensis DC. (umbila) and the evaluation of different substrates in seedling establishment
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Nilso Mangue --- Eduardo Mondlane University, Mozambique Milton Pinho --- Eduardo Mondlane University, Mozambique Énia Amós --- Eduardo Mondlane University, Mozambique Ciro Santana --- Eduardo Mondlane University, Mozambique Sónia Ventura Guilundo --- Eduardo Mondlane University, Mozambique Célia Martins --- Eduardo Mondlane University, Mozambique Orlando Quilambo --- Eduardo Mondlane University, MozambiquePterocarpus angolensis DC. is a premium timber from the Fabaceae family, found in the Miombo woodlands of sub-Saharan Africa. This study aimed at evaluating different scarification methods (chemical, mechanical and thermal) of seeds and the establishment of seedlings. To overcome... -
Estimates for the Pre-Schwarzian norm for certain subclasses of analytic functions
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Rashid Ali --- Government College University Faisalabad, Pakistan Mohsan Raza --- Government College University Faisalabad, PakistanFor λ ≥ 1, let be the class of analytic functions f in the open unit disc defined by . Similarly, for the class is defined by . In this article, we present estimates for the pre-Schwarzian norm of functions... -
The role of STI governance in increasing the efficiency of the University of Tehran Science and Technology Park with an emphasis on its internationalization
Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Bahareh Heidary --- Governance Faculty, University of Tehran, Tehran, Iran, Maryam Afkhami --- Governance Faculty, University of Tehran, Tehran, Iran,The governance of science, technology, and innovation (STI) is increasingly recognized as a key driver for international collaboration and competitiveness. To ensure effective STI governance, it is essential to understand internationalization parameters, their impact, and the strategic frameworks that enable... -
Spatiotemporal shape variation in sagittal otoliths of spotted grunter Pomadasys commersonnii in South African estuaries
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: V Coetzee --- Department of Biological Sciences, University of Cape Town, South Africa S Kerwath --- Department of Biological Sciences, University of Cape Town, South Africa S Lamberth --- Department of Forestry, Fisheries and the Environment (DFFE), South Africa D Parker --- Department of Biological Sciences, University of Cape Town, South AfricaThe morphological structure of fish otoliths is under dual regulation by genetic and environmental factors, and has been successfully used to aid stock delineation. This study examined whether differences in sagittal otolith shape outlines could be used to delineate potential... -
With an Effluent Eye: Migrancy, Excess, and Belonging in Jane Bryce’s Zamani
Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Sam Dennis Otieno --- The Pennsylvania State University, USAThis article examines Jane Bryce’s Zamani (2023) through the conceptual lens of the effluent eye, drawing on Rosemary Jolly’s (2023) theorization of effluence alongside Achille Mbembe’s (2019) necropolitics and Mahmood Mamdani’s (2020) critique of ethnic nationalism. I argue that Zamani... -
On the {2}-domination number of rooted product graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: A. Cabrera-Martínez --- Universidad de Córdoba, Spain A. Conchado Peiró --- Universitat Politècnica de València, Spain J.M. Rueda-Vázquez --- Universidad de Córdoba, SpainLet G be a nontrivial graph with vertex set V (G). A function f : V (G) → {0, 1, 2} is called a {2}-dominating function on G if ∑ u ∈NG [v] f(u) ≥ 2 for every v... -
A note of 2-rainbow edge domination numbers of graphs
Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Yu Yang --- School of Mathematics and Statistics, Huaibei Normal University, China Cai-Xia Wang --- School of Mathematics and Statistics, Northwest Normal University, China Shou-Jun Xu --- School of Mathematics and Statistics, Gansu Key Laboratory of Applied Mathematics and Complex Systems, Lanzhou University, ChinaLet G be a graph with edge set E containing no isolated vertices. A 2-rainbow edge dominating function of G is a function f from E to the family of all subsets of {1, 2} such that for each edge...
