Search

Search results for

1. ‘N vergelyking tussen digitaria eriantha steud. subsp. eriantha (smutsvingergras) en eragrostis curvula (schrad.) nees (oulandsgras) as hooigewasse vir skape¹

   Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C S Dannhauser --- , W L J Van Rensburg --- , D P J Opperman --- ,

   Smutsvingergras‐ en oulandsgrashooi is by drie bemestingspeile, naamlik 30 kg N + 2,8 kg P ha‐1; 90 kg N + 8,3 kg P ha‐1 en 150 kg N + 13,8 kg P ha‐1 geproduseer. Die hooi is in alle voorgenoemde...

   View item »

2. Grass species selection patterns on rotationally‐grazed Dohne Sourveld during autumn and early winter

   Item type: Journal Article • Journal: Journal of the Grassland Society of Southern Africa • Authors: C.W. Stoltsz --- Department of Agriculture and Water Supply (Eastern Cape Region), Republic of South Africa J.E. Danckwerts --- Department of Agriculture and Water Supply (Eastern Cape Region), Republic of South Africa

   Herbaceous species preference was studied during autumn and winter periods of occupation, on rotationally‐grazed Dohne Sourveld, at four different stocking rates. Only the most abundant grass species in the sward were monitored. Animals (cattle and sheep) grazed selectively (for plant...

   View item »
3. 

   Principles of soil classification and the future of the South African system

   Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: CW van Huyssteen --- Soil, Crop and Climate Science, South Africa DP Turner --- ARC–Institute for Soil, South Africa PAL Le Roux --- Soil, Crop and Climate Science, South Africa

   Humans classify their environment to create order, make it understandable, aid recollection and to communicate. The nature of these classifications is not always understood, because they are learnt from an early age. Building on these principles provides a sound basis...

   View item »
4. 

   An assessment of the current status and potential yield of Namibia's northern West Coast steenbras Lithognathus aureti population

   Item type: Journal Article • Journal: South African Journal of Marine Science • Authors: J. A. Holtzhausen C. H. Kirchner

   Two distinct populations of West Coast steenbras Lithognathus aureti are found in Namibian waters; one, the northern population, is exploited recreationally and commercially. Data collected between 1995 and 1999 were used to evaluate its current state and potential yield, using...

   View item »
5. 

   THE HABITATS AND HABITAT PREFERENCES OF CLARIAS GARIEPINUS (PISCES: CLARIIDAE) IN A CLEAR COASTAL LAKE (LAKE SIBAYA, SOUTH AFRICA)

   Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: M.N. Bruton --- , South Africa

   The habitat preferences of the sharptooth catfish, Clarias gariepinus, in a clear coastal lake, Lake Sibaya, are described. Larval and small juvenile catfish inhabit flotsam and the rootstocks of plants in very shallow marginal areas. Larger juveniles inhabit densely-vegetated marginal...

   View item »
6. 

   A TAXONOMIC STUDY OF SESSILE PERITRICHIANS OF A SMALL IMPOUNDMENT WITH NOTES ON THEIR SUBSTRATE PREFERENCES

   Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: Sophié Viljoen --- Research Unit for Fish Biology, South Africa J.G. van As --- Research Unit for Fish Biology, South Africa

   A taxonomic study of the sessile peritrichians (Ciliophora: Peritricha) was carried out on material collected from plants and animals, as well as inanimate substrates, experimentally placed into West-dene Dam, Johannesburg. A total of 15 species, representing the genera Carchesiwn, Voorticella,...

   View item »
7. 

   The quantification of grazing capacity from grazing — and production values for forage species in semi-arid grasslands of southern Africa

   Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: HC van der Westhuizen HA Snyman WLJ van Rensburg JHJ Potgieter

   The relation between rangeland condition and grazing capacity was determined along a degradation gradient. In studying agronomic values of forage species, the average production per tuft was combined with its grazing preferences, to link grazing values for species in the...

   View item »
8. 

   Cattle diet selection during the hot-dry season in a semi-arid region of Namibia

   Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: MLJ Katjiua D Ward

   The northern Kalahari Desert is dominated by Terminalia sericea savanna woodland and a sparse herbaceous layer. Range ecologists regard T. sericea as a major encroaching species and that such encroachment represents a cost to cattle production. In contrast, pastoralists regard...

   View item »
9. 

   Initial Review of the Psychometric Properties of a Computerised Career Preference Test for Career Guidance Assessment

   Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Marié de Beer --- University of South Africa,

   Psychometric proprties of the Career Preference Computerised Adaptive Test (CPCAT) (De Beer & Marais, 2010; De Beer, Marais, Maree, & Skrzypczak, 2008) are reported. Participants were high school students (n=343; males=279, females=164)at Grade 9 and Grade 11 level from a...

   View item »
10. 

    Exploring Employees' Personality Attributes in Relation to Their Employability Attributes in the Business Management Field

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Ingrid Potgieter --- University of South Africa, Melinde Coetzee --- University of South Africa, Andries Masenge --- University of South Africa,

    This study explored early career employee's personality preferences in a South African work setting. Participants were a non-probability sample business management employees (N = 304; female = 64%, ethnicity = 81% Black, supervisory = 53%, age range = 25 and...

    View item »
11. 

    Seasonal variability of macroinvertebrate assemblages in two regions of South Africa: implications for aquatic bioassessment

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: HelenF Dallas

    Seasonal variability of macroinvertebrate assemblages was examined in two regions of South Africa: Western Cape and Mpumalanga. Sampling was undertaken at reference sites using the rapid bioassessment method SASS4 (South African Scoring System, Version 4). This study examined the influence...

    View item »
12. 

    Comparing macrophyte herbivory by introduced Louisiana crayfish (Procambarus clarkii) (Crustacea: Cambaridae) and native Dytiscid beetles (Cybister tripunctatus) (Coleoptera: Dytiscidae), in Kenya

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SadieK Rosenthal DavidM Lodge KennethM Mavuti Wairimu Muohi Philip Ochieng BenjaminN Mungai GeraldM Mkoji

    The omnivorous Louisiana crayfish, Procambarus clarkii, has caused significant changes to macrophyte communities worldwide and may have similar negative effects in Kenya if used as a biological control agent for snails harbouring human schistosomes. Here we examine how herbivory by...

    View item »
13. 

    Distribution and habitats of Bulinus natalensis and its role as intermediate host of economically important helminth parasites in South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: KennéN de Kock CorneliusT Wolmarans

    This article focusses on the geographical distribution and habitats of Bulinus natalensis, as reflected by the samples taken from 244 collection sites on record in the database of the National Freshwater Snail Collection (NFSC) at the Potchefstroom campus of the...

    View item »
14. 

    Checklist of the fish parasitic genus Cichlidogyrus (Monogenea), including its cosmopolitan distribution and host species

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: LE le Roux --- Department of Zoology, South Africa A Avenant-Oldewage --- Department of Zoology, South Africa

    Current knowledge of the 85 species in the genus Cichlidogyrus, collected worldwide, including their hosts, localities and authors, is summarised in a table. Although these parasites occur mainly in Africa, representatives have been recorded on cichlids in Mexico. Their distribution...

    View item »
15. 

    Benthic macrofauna community composition, abundance and distribution in the Tanzanian and Ugandan inshore and offshore waters of Lake Victoria

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: GW Ngupula --- , Tanzania R Kayanda --- , Tanzania

    Benthic macroinvertebrate community composition was investigated in 2008 at 55 stations at various depths in the nearshore and offshore waters of Lake Victoria, in relation to dissolved oxygen, pH, temperature, chlorophyll a and conductivity. Macroinvertebrate abundance was higher in the...

    View item »
16. 

    Assessing the ecosystem effects of the abalone Haliotis midae from its diet and foraging behaviour

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: Z Zeeman --- Department of Zoology and Marine Research Institute, South Africa GM Branch --- Department of Zoology and Marine Research Institute, South Africa TP Peschak --- Department of Zoology and Marine Research Institute, South Africa D Pillay --- Department of Zoology and Marine Research Institute, South Africa

    The South African abalone Haliotis midae is commercially exploited and seriously threatened by overfishing. This not only affects the species itself but potentially the functioning of the ecosystem because of associated changes in community structure. The nature of effects that...

    View item »
17. 

    Trade Preferences, Economies of Scale and Dynamic Productivity Upgrading in African Manufacturing Firms: The Production Technology–Institutional Context Nexus

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Abdelrasaq Nal --- , South Africa

    Economic justification for the idea that a trade preference incentive can, through its enhanced market facility, bring about dynamic productivity gains to beneficiary firms is rooted in the logic of economies of scale. Under the assumption that this scale driven...

    View item »
18. 

    Farmers' tree planting and access to germplasm in the southern highlands of Tanzania

    Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: Anders Aalbaek --- Department of Economics and Natural Resources,

    This article examines the effects ofinsufficient availability of planting material on farmers' tree planting in the southern highlands ofTanzania. Patterns in scale of farmers' tree planting, species preferences, and experienced availability of planting material are investigated and compared with past...

    View item »
19. 

    Rapid biological assessment of the fishery potential of Xonxa Dam, near Queenstown, South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: TJ Richardson AJ Booth OLF Weyl

    Rapid biological assessments have been proposed as the most cost-effective approach to identify suitable target species and to set initial catch and fishing effort levels for new fisheries. Xonxa Dam, a turbid irrigation dam situated in the White Kei catchment,...

    View item »
20. 

    Temperature preference of juvenile dusky kob Argyrosomus japonicus (Pisces: Sciaenidae)

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Bernatzeder PJ Britz

    The final temperature preference of cultured juvenile dusky kob is determined to provide an indicator of their optimum temperature for growth. Trials were conducted over a five-day period in horizontal temperature gradients ranging from 21°C to 27°C. Control trials were...

    View item »
21. 

    Assessment of the South African hake resource taking its two-species nature into account

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: RA Rademeyer DS Butterworth ÉE Plagányi

    The commercially valuable hake fishery off South Africa consists of two morphologically similar species, the shallow-water Cape hake Merluccius capensis and the deep-water Cape hake M. paradoxus. Because catch-and-effort statistics collected from the fishery are not species-disaggregated, previous published quantitative...

    View item »
22. 

    Comparison of, and the effects of altered freshwater inflow on, fish assemblages of two contrasting South African estuaries: the cool-temperate Olifants and the warm-temperate Breede

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SJ Lamberth L van Niekerk K Hutchings

    This study compares the fish assemblages of the permanently open cool-temperate Olifants and warm-temperate Breede estuaries on the west and south coasts of South Africa respectively, and their responses to altered freshwater flows. Both estuaries have experienced a >35% reduction...

    View item »
23. 

    Dry season foraging preferences of cattle and sheep in a communal area of South Africa

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: J Bennett PC Lent PJC Harris

    We examined landscape and habitat (vegetation) scale foraging of cattle and sheep at two communal villages in the Eastern Cape, South Africa, to determine the key resources utilised during the dry season. At the landscape scale, cattle at both sites...

    View item »
24. 

    Evaluation of a thin-layer chromatographic technique for identification of bush species browsed by goats

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: LV Mabinya JM Brand

    Diet selection by herbivores is a major determinant of animal and plant production and has a direct bearing on the sustainability of stock farming generally. Fistulated goats were confined in designated plots on the University of Fort Hare research farm...

    View item »
25. 

    Introducing solid foods

    Item type: Journal Article • Journal: South African Family Practice • Authors: MJ Lombard --- Nutrition Information Centre, IL Labuschagne --- Nutrition Information Centre,

    There are recommendations to guide parents to help their infants make the transition from milk to weaning foods, but they differ in their focus in developed or developing countries and on the physiological and behavioural reasons that underlie the introduction...

    View item »
26. 

    Prevalence of end-digit preference in recorded blood pressure by nurses: a comparison of measurements taken by mercury and electronic blood pressure-measuring devices

    Item type: Journal Article • Journal: South African Family Practice • Authors: OE Ayodele --- Department of Internal Medicine, SO Akinyemi --- People Living with HIV/AIDS Clinic, AO Adeniji --- Department of Obstetrics and Gynaecology, AO Akinboro --- Department of Internal Medicine, AA Popoola --- Ladoke Akintola University of Technology Teaching Hospital, Nigeria CA Alao --- Department of Nursing, Nigeria

    Objectives: When compared with the use of a mercury sphygmomanometer, the use of a validated digital blood pressure (BP) measuring device eliminates the risk of exposure to mercury. Digital devices are also associated with a lesser degree of end-digit preference...

    View item »
27. 

    Age, Gender and Social Class Influences on Skin Colour Preferences Among Mozambican Children

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Germano Vera Cruz --- University of Toulouse II, France

    This study examined skin colour preferences among Mozambican children (N = 500; male = 48% and females = 52%; middle-high SES = 48% and low SES = 52%; mean age = 7.34 and SD = 1.80). The children selected preferred...

    View item »
28. 

    Exploring personality preferences in relation to psychological career resources among managerial staff in the Western Cape fast food industry

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Melinde Coetzee --- Department of Industrial and Organisational Psychology, Dries Schreuder --- Department of Industrial and Organisational Psychology, Chris Kotze --- Department of Industrial and Organisational Psychology,

    The study explored the relationship between individuals' personality preferences (as measured by the Myers-Briggs Type Indicator, Form M) and their psychological career resources (as measured by the Psychological Career Resources Inventory) and whether the personality types differed significantly in terms...

    View item »
29. 

    Aspects of the biology and ecology of the estuarine cirolanid isopod, Cirolana fluviatilis

    Item type: Journal Article • Journal: African Zoology • Authors: Brent K. Newman --- Department of Zoology, South Africa Tristram H. Wooldridge --- Department of Zoology, South Africa Andy C. Cockcroft --- Department of Environmental Affairs and Tourism, Marine and Coastal Management Branch, South Africa

    Trends in the distribution, population dynamics and reproductive biology of the estuarine cirolanid isopod, Cirolana fluviatilis, were investigated over a 12-month period in the warm–temperate Gamtoos River Estuary, by means of baited traps. Tolerance of adult isopods to combinations of...

    View item »
30. 

    Does the endangered Knysna seahorse, Hippocampus capensis, have a preference for aquatic vegetation type, cover or height?

    Item type: Journal Article • Journal: African Zoology • Authors: Peter R. Teske --- Molecular Ecology and Systematics Group, Botany Department, South Africa Jacqueline F. Lockyear --- Department of Ichthyology and Fisheries Science, South Africa Thomas Hecht --- Department of Ichthyology and Fisheries Science, South Africa Horst Kaiser --- Department of Ichthyology and Fisheries Science, South Africa

    The Knysna seahorse, Hippocampus capensis, is an endangered teleost confined to three South African estuaries. Its abundance within these systems is low and distributions are patchy. Consequently, monitoring population sizes is labour-intensive. The aim of this study was to establish...

    View item »
31. 

    Male flat lizards prefer females with novel scents

    Item type: Journal Article • Journal: African Zoology • Authors: Belinda A. Lewis --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Martin J. Whiting --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa Jessica Stapley --- School of Animal, Plant and Environmental Sciences, University of the Witwatersrand, South Africa

    In lizards, pheromonal cues are important for mate recognition and are expected to diverge during the speciation process. We tested for divergence in pheromonal mate and species recognition between male flat lizards (Platysaurus broadleyi) belonging to the same population, a...

    View item »
32. 

    Sugar preferences and digestion by Cape white-eyes, Zosterops virens, fed artificial fruit diets

    Item type: Journal Article • Journal: African Zoology • Authors: A. E. Wellmann --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa C. T. Downs --- School of Biological and Conservation Sciences, University of KwaZulu-Natal, South Africa

    Sugar preferences and digestion of sugars in artificial fruit of different sugar types and concentrations were investigated in a South African facultative frugivore, the Cape white-eye (Zosterops virens). We studied sugar preferences, daily food and energy intake, and digestive efficiencies...

    View item »
33. 

    Breeding density of the southern ground hornbill, Bucorvus leadbeateri, in the communal areas surrounding the Matobo National Park, Zimbabwe

    Item type: Journal Article • Journal: African Zoology • Authors: Minke Witteveen --- University of KwaZulu-Natal, South Africa Elspeth Parry --- , South Africa Mark Norris-Rogers --- School of Agricultural, Earth and Environmental Sciences, University of KwaZulu-Natal, South Africa Mark Brown --- University of KwaZulu-Natal, South Africa

    The southern ground hornbill, Bucorvus leadbeateri, is on the IUCN Red List of Threatened Species as a ‘Vulnerable’ species with a decreasing population. Despite a myriad of threats, including loss of nesting sites, accidental poisoning and persecution, there has been...

    View item »
34. 

    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 Africa

    Differences 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...

    View item »
35. 

    Tanzania River Scoring System (TARISS): a macroinvertebrate-based biotic index for rapid bioassessment of rivers

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: LT Kaaya --- Department of Aquatic Sciences and Fisheries, Tanzania JA Day --- Department of Biological Sciences, South Africa HF Dallas --- Department of Botany, South Africa

    The biological assessment of rivers using aquatic macroinvertebrates is an internationally recognised approach for the determination of riverine ecological conditions. In this study a Tanzanian macroinvertebrate-based biotic method, Tanzania River Scoring System (TARISS), was developed in 2012, based on the...

    View item »
36. 

    Plant selection and grazing activity of the invasive snail Theba pisana in coastal Algoa Bay, South Africa

    Item type: Journal Article • Journal: African Zoology • Authors: Sean van Elden --- DST–NRF Research Chair in Shallow Water Ecosystems, South Africa Nelson AF Miranda --- DST–NRF Research Chair in Shallow Water Ecosystems, South Africa Renzo Perissinotto --- DST–NRF Research Chair in Shallow Water Ecosystems, South Africa Janine B Adams --- Department of Botany, South Africa

    The land snail Theba pisana is a coastal species native to the Mediterranean but has been introduced to regions all over the world, including South Africa and Australia, where it is considered a pest. This study examines the diet of...

    View item »
37. 

    Understanding the association between the non-geniculate coralline red alga Spongites discoidea and the mollusc Oxystele sinensis

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Eager --- Department of Biodiversity and Conservation Biology, South Africa C Puckree-Padua --- Department of Biodiversity and Conservation Biology, South Africa GW Maneveldt --- Department of Biodiversity and Conservation Biology, South Africa

    Nearly all adult winkles Oxystele sinensis encountered in the Kalk Bay (Western Cape province, South Africa) shallow subtidal zone were observed to bear a thick, convoluted form of the non-geniculate coralline red alga Spongites discoidea. To understand this association, various...

    View item »
38. 

    Geographical distribution and habitats of the freshwater snail Bulinus reticulatus and its susceptibility to Schistosoma haematobium miracidia under experimental conditions

    Item type: Journal Article • Journal: African Zoology • Authors: Kenné N. de Kock [AN0001] Corrie T. Wolmarans --- School of Environmental Sciences and Development, Zoology, South Africa Hylton D. Strauss --- School of Environmental Sciences and Development, Zoology, South Africa Madeleine Killian --- School of Environmental Sciences and Development, Zoology, South Africa Desireé C. Maree --- School of Environmental Sciences and Development, Zoology, South Africa

    A brief account is given of the geographical distribution and habitats of Bulinus reticulatus as reflected by the 278 samples currently on record in the database of the National Freshwater Snail Collection, Potchefstroom University. The susceptibility of field specimens and...

    View item »
39. 

    South African consumers’ selection criteria for ornamental plants: a market perspective

    Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Lorraine Middleton --- Department of Biology, South Africa

    The considerations of South African consumers in the ornamental plant sector can be interpreted as selection criteria and be used as a marketing tool to increase the use of indigenous plants for ornamental purposes locally. A countrywide survey was undertaken...

    View item »
40. 

    Feeding ecology of four livestock species under different management in a semi-arid pastoral system in South Africa

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Igshaan Samuels --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Clement Cupido --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Melvin B Swarts --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa Anthony R Palmer --- Agricultural Research Council–Animal Production Institute, South Africa Jamie W Paulse --- Agricultural Research Council–Animal Production Institute, Department of Biodiversity and Conservation Biology, South Africa

    The Leliefontein communal area in Namaqualand is grazed by mixed species herds that have multiple benefits for pastoralists. This study assessed how the management (herding and free-ranging) of different livestock herds affects their feeding ecology during the wet and dry...

    View item »
41. 

    Assessment of sweetpotato farming systems, production constraints and breeding priorities in eastern Tanzania

    Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Stephan Ngailo --- Sugarcane Research Institute, United Republic of Tanzania Hussein A Shimelis --- African Center for Crop Improvement, University of KwaZulu-Natal, South Africa Julia Sibiya --- African Center for Crop Improvement, University of KwaZulu-Natal, South Africa Kiddo Mtunda --- Sugarcane Research Institute, United Republic of Tanzania

    Sweetpotato is an important food security crop in Tanzania. The crop is grown under diverse farming systems with very low yields. The objective of this study was to assess the present sweetpotato farming systems, farmers’ preferences, production constraints and breeding...

    View item »

42. Taking care: Creating a non-alcoholic cocktail for Generation X

    Item type: Journal Article • Journal: • Authors: Shirley Verkade --- Stenden Hotel Management School, Leeuwarden, The Netherlands Jonathan van Driel --- Stenden Hotel Management School, Leeuwarden, The Netherlands Femke Vrenegoor --- Stenden Hotel Management School, Leeuwarden, The Netherlands

    This paper reports on a Hospitality Research Project, a third-year project at Stenden Hotel Management School, dedicated to the design, creation and testing of three different non-alcoholic cocktail recipes for restaurant De Pleats in Burgum, the Netherlands. On the basis...

    View item »
43. 

    Patient preferences regarding the dress code, conduct and resources used by doctors during consultations in the public healthcare sector in Bloemfontein, Free State

    Item type: Journal Article • Journal: South African Family Practice • Authors: JW Van der Merwe --- School of Medicine, Faculty of Health Sciences, South Africa M Rugunanan --- School of Medicine, Faculty of Health Sciences, South Africa J Ras --- School of Medicine, Faculty of Health Sciences, South Africa E-M Röscher --- School of Medicine, Faculty of Health Sciences, South Africa BD Henderson --- Division Clinical Genetics, Faculty of Health Sciences, South Africa G Joubert --- Department of Biostatistics, Faculty of Health Sciences, South Africa

    Background: The doctor–patient relationship is important in determining the quality of healthcare provided. This study aimed to identify patient preferences regarding dress code, conduct and resources used by doctors during consultations in the public healthcare sector, Bloemfontein. Information from this...

    View item »
44. 

    Psychological career resources identity and life orientation among young emerging adults in a Nigerian setting

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Melinde Coetzee --- Department of Industrial and Organisational Psychology, Dries Schreuder --- Department of Industrial and Organisational Psychology,

    This study explored whether young emerging adults’ psychological career resources identity predicted their orientation to life. The participants were a random sample of 400 predominantly full-time undergraduate students from four tertiary institutions in Nigeria (47% = female; age range 18...

    View item »
45. 

    Selective predation and prey class behaviour as possible mechanisms explaining cheetah impacts on kudu demographics

    Item type: Journal Article • Journal: African Zoology • Authors: Douglas F Makin --- Centre for African Conservation Ecology, South Africa Graham IH Kerley --- Centre for African Conservation Ecology, South Africa

    A number of predator–prey studies show that certain prey demographic classes are targeted over others. The possible mechanisms driving these effects can be two-fold. Firstly, a preference for a certain demographic class results in selective predation by a predator. Secondly,...

    View item »
46. 

    Key maize production constraints and farmers’ preferred traits in the mid-altitude maize agroecologies of northern Tanzania

    Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Lameck Nyaligwa --- African Centre for Crop Improvement, South Africa Shimelis Hussein --- African Centre for Crop Improvement, South Africa Mark Laing --- African Centre for Crop Improvement, South Africa Habteab Ghebrehiwot --- African Centre for Crop Improvement, South Africa Beyene A Amelework --- African Centre for Crop Improvement, South Africa

    Maize productivity in Tanzania is very low, owing to various biotic and abiotic production constraints. Examining production constraints and farmers’ preference in maize-growing agroecologies will assist in designing improvement strategies based on farmers’ priorities. The objective of this study was...

    View item »
47. 

    Taking care: Creating a non-alcoholic cocktail for Generation X

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Shirley Verkade --- Stenden Hotel Management School, The Netherlands Jonathan van Driel --- Stenden Hotel Management School, The Netherlands Femke Vrenegoor --- Stenden Hotel Management School, The Netherlands

    This paper reports on a Hospitality Research Project, a third-year project at Stenden Hotel Management School, dedicated to the design, creation and testing of three different non-alcoholic cocktail recipes for restaurant De Pleats in Burgum, the Netherlands. On the basis...

    View item »
48. 

    The psychological coping, learning potential and career preferences profiles of operational force military candidates

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Marié de Beer --- Department of Industrial and Organisational Psychology, Adelai van Heerden --- Council for Scientific and Industrial Research, South Africa

    The aim of this study was to profile the psychological coping, learning potential and career-related interests of 251 candidates for operational force military selection for the South African National Defence Force (SANDF) – 26 of whom were successful in the...

    View item »
49. 

    Music fan personality stereotyping in a sample of South African young adults

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Gerhard Helmut Schwär --- Department of Psychology, South Africa John Richard Middleton --- Department of Psychology, South Africa

    This study aimed to elicit stereotypes about personality characteristics of young adults residing in South Africa, based solely on music genres. Participants were 941 undergraduate students at a South African university. They responded to a number of surveys about music...

    View item »
50. 

    Effects of ethanol on fruit selection by frugivorous birds

    Item type: Journal Article • Journal: African Zoology • Authors: Manqoba M Zungu --- School of Life Sciences, South Africa Colleen T Downs --- School of Life Sciences, South Africa

    Ethanol is a natural by-product of the fermentation process of fruit sugars. Its production started with the advent of fleshy fruits, which suggests a long-term association between ethanol and frugivores. Consequently, one suggestion is that because frugivores could use its...

    View item »
51. 

    Season, sex and age variation in the haematology and body condition of geometric tortoises Psammobates geometricus

    Item type: Journal Article • Journal: African Zoology • Authors: Margaretha D Hofmeyr --- Chelonian Biodiversity and Conservation – Southern Africa, Biodiversity and Conservation Biology Department, South Africa Brian T Henen --- Chelonian Biodiversity and Conservation – Southern Africa, Biodiversity and Conservation Biology Department, South Africa Shasheen Walton --- Chelonian Biodiversity and Conservation – Southern Africa, Biodiversity and Conservation Biology Department, South Africa

    Body condition and haematological indices provide powerful information when assessing wildlife health. Reference intervals for these indices can facilitate wildlife management, and would benefit initiatives to save the Critically Endangered geometric tortoise (Psammobates geometricus). We collected data from 126 geometric...

    View item »
52. 

    Habitat preference of the eastern population of the Short-clawed Lark Certhilauda chuana in the Limpopo province, South Africa

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Sean M Marr --- Department of Biodiversity, School of Molecular and Life Sciences, South Africa Joseph I Grosel --- Department of Biodiversity, School of Molecular and Life Sciences, South Africa G Derek Engelbrecht --- Department of Biodiversity, School of Molecular and Life Sciences, South Africa

    The southern African endemic Short-clawed Lark Certhilauda chuana has two geographically isolated populations. Little is known about the smaller eastern population, which is restricted to the Polokwane Plateau, South Africa. To provide input for a conservation strategy for the eastern...

    View item »
53. 

    Portfolio performance under reference-day risk

    Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Marcelo Gonzalez --- Universidad de Chile, Chile Arturo Rodriguez --- Universidad de Chile, Chile Roberto Stein --- College of Business Administration, USA

    Reference-day risk has been previously identified as a type of sampling variation phenomenon, and its effect on the estimation of stock returns and their volatility and market betas has been documented. Using a dataset of daily equity mutual fund returns,...

    View item »
54. 

    No evidence for avoidance of black rat scent by the presumably less competitive Natal multimammate mouse in a choice experiment

    Item type: Journal Article • Journal: African Zoology • Authors: Laura N Cuypers --- Evolutionary Ecology Group, Belgium Wim L Cuypers --- Evolutionary Ecology Group, Belgium Amélie Gildemyn-Blomme --- Evolutionary Ecology Group, Belgium Laura Abraham --- Evolutionary Ecology Group, Belgium Senne Aertbeliën --- Evolutionary Ecology Group, Belgium Apia W Massawe --- Pest Management Centre, Tanzania Benny Borremans --- Evolutionary Ecology Group, Belgium Sophie Gryseels --- Evolutionary Ecology Group, Belgium Herwig Leirs --- Evolutionary Ecology Group, Belgium

    In Africa, indigenous multimammate mice (Mastomys natalensis) only appear to live commensally in houses when invasive black rats (Rattus rattus) are absent, yet little is known about the underlying mechanism. Avoidance through smell may cause the absence of M. natalensis...

    View item »
55. 

    Awareness of family medicine discipline among clinical medical students of Bayero University, Kano, Nigeria

    Item type: Journal Article • Journal: South African Family Practice • Authors: Tanko Salihu Tanimu --- Department of Family Medicine, Kano Godpower Chinedu Michael --- Department of Family Medicine, Kano Aliyu Ibrahim --- Department of Paediatrics, Kano Bukar Alhaji Grema --- Department of Family Medicine, Kano Abubakar Abiso Mohammed --- Department of Family Medicine, Kano

    Introduction: Undergraduate medical education requires the studying of a wide range of medical specialties to produce the future workforce of the healthcare system. Family medicine (FM), a relatively new specialty in Nigeria, aims at supplying doctors capable of providing comprehensive...

    View item »
56. 

    Vicarious traumatisation experiences among South African Police Service members in a rural setting: An exploratory study

    Item type: Journal Article • Journal: Journal of Psychology in Africa • Authors: Masefako Andronica Gumani --- Department of Psychology, South Africa

    The objective of this study was to explore the vicarious traumatisation experiences of South African Police Service members serving in a rural community. The participants consisted of 17 purposively selected police members (females = 4; age range 27 to 55;...

    View item »
57. 

    Intertidal mangrove boundary zones as nursery grounds for the mud crab Scylla serrata

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: DO Mirera --- Kenya Marine and Fisheries Research Institute (KMFRI), Kenya

    The demand for mud crab Scylla serrata (Forsskål 1775) in the global market has increased, hence there is growing momentum to farm the species in Africa. Aquaculture production in Kenya and elsewhere in East Africa currently relies on juvenile seeds...

    View item »
58. 

    Investor tax-driven preferences for dividends and share repurchases of listed companies

    Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: Rudie Nel --- School of Accountancy, South Africa

    Tax reform in South Africa has been extensive since 2011, with the amendment of ‘dividend’ as defined, followed by the introduction of dividends tax and consecutive increases in the applicable tax rates. Extant literature predominantly focuses on periods prior to...

    View item »
59. 

    Seasonal diet composition and forage selectivity of Boer goats in a semi-arid gypsophilous grassland

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Miguel Mellado --- Department of Animal Nutrition, Mexico José A Villarreal --- Department of Botany, Mexico Miguel A Medina-Morales --- Department of Animal Nutrition, Mexico José R Arévalo --- Department of Parasitology, Ecology and Genetics, Spain José E García --- Department of Animal Nutrition, Mexico Cesar Meza-Herrera --- University Regional Unit of Arid Zones, Mexico

    Botanical and chemical compositions of Boer goat diets, determined with repeated collection of forage samples taken from the goat’s mouth, were studied in a gypsophilous grassland during four seasons of the year. Ten pluriparous goats were used to collect selected...

    View item »
60. 

    Seasonal variations in the diet and food selection of the Algerian hedgehog Atelerix algirus

    Item type: Journal Article • Journal: African Zoology • Authors: Chafika Mouhoub-Sayah --- Laboratoire de Zoologie Appliquée et d’Ecophysiologie Animale, Faculté des Sciences de la Nature et de la Vie, Algeria Hafsa Djoudad-Kadji --- Laboratoire de Zoologie Appliquée et d’Ecophysiologie Animale, Faculté des Sciences de la Nature et de la Vie, Algeria Florian Kletty --- Université de Strasbourg, CNRS, IPHC, France André Malan --- Institut des Neurosciences Cellulaires et Intégratives, France Jean-Patrice Robin --- Université de Strasbourg, CNRS, IPHC, France Michel Saboureau --- Institut des Neurosciences Cellulaires et Intégratives, France Caroline Habold --- Université de Strasbourg, CNRS, IPHC, France

    The Algerian hedgehog Atelerix algirus is an insectivorous species. However, the exact composition of its natural diet remains largely undetermined, especially in relation to seasonal variations in food availability. From March to November, we simultaneously analysed the composition of 180...

    View item »
61. 

    The impact of reference-day risk on beta estimation and a proposed solution

    Item type: Journal Article • Journal: Investment Analysts Journal • Authors: Keshav Sahadev --- Gordon Institute of Business Science, South Africa Michael Ward --- Gordon Institute of Business Science, South Africa Chris Muller --- Gordon Institute of Business Science, South Africa

    The ability to accurately estimate systematic risk (or beta) when reference-day risk is considered, is an ineluctable requirement for all applications of the capital asset pricing model (CAPM).

    View item »
62. 

    Distribution and habitat use of Indo-Pacific bottlenose dolphins Tursiops aduncus along the south coast of South Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: OA Vargas-Fonseca --- , South Africa SP Kirkman --- , South Africa D Conry --- , South Africa GM Rishworth --- , South Africa V Cockcroft --- , South Africa PA Pistorius --- , South Africa

    The distribution and habitat use of the Indo-Pacific bottlenose dolphin Tursiops aduncus along the south coast of South Africa was investigated using bi-monthly boat-based surveys, from 2013 to 2016, over a distance of 145 km between the Goukamma and Tsitsikamma...

    View item »
63. 

    Seasonal occurrence and ecological aspects of Afrodiplozoon polycotyleus (Monogenea: Diplozoidae) from the gills of three cyprinids from the Nwanedi-Luphephe dams, South Africa

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: EM Mbokane --- Aquaculture Research and Development, South Africa J Theron --- Aquaculture Research Unit, University of Limpopo, South Africa WJ Luus-Powell --- Department of Biodiversity, South Africa

    The effect of seasonal changes and ecological aspects of Afrodiplozoon polycotyleus (Paperna, 1973) collected on Labeobarbus marequensis (Smith, 1841), Enteromius trimaculatus (Peters, 1852) and Enteromius radiatus (Peters, 1853) was investigated from January to October 2008. Fish were collected at the...

    View item »
64. 

    Performance and participatory evaluation of green gram genotypes in the semi-arid environments of Eastern Kenya

    Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: R Karimi --- Crop Improvement, Kenya RM Nair --- Legume Breeding, India D Ledesma --- Biometric, Taiwan DL Mutisya --- Crop Improvement, Kenya L Muthoni --- Socio-Economics, Kenya

    Green gram (Vigna radiata (L.) R Wilczek var. radiata) is an important pulse in the climatically marginal areas of Eastern Kenya. The pulse is cultivated primarily for food grain and income generation. Its productivity in Eastern Kenya has declined, because...

    View item »
65. 

    Farmers’ Perceptions of Dairy Cattle Breeds, Breeding and Feeding Strategies: A Case of Smallholder Dairy Farmers in Western Kenya

    Item type: Journal Article • Journal: East African Agricultural and Forestry Journal • Authors: M. N. Lukuyu --- University of New England, Australia J. P. Gibson --- University of New England, Australia D. B. Savage --- University of New England, Australia E. J. O. Rao --- International Livestock Research Institute, Kenya N. Ndiwa --- International Livestock Research Institute, Kenya A. J. Duncan --- International Livestock Research Institute, Kenya

    To understand farmers’ preference and perceptions of breed attributes, breeding and feeding practices, 419 households in western Kenya were interviewed in a cross-sectional survey. Respondents scored their preference for cattle breeds, traits and breeding methods on a scale of 1...

    View item »
66. 

    Developing the Global Health Cost Consortium Unit Cost Study Repository for HIV and TB: methodology and lessons learned

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Willyanne DeCormier Plosky --- Avenir Health, USA Lori A Bollinger --- Avenir Health, USA Lily Alexander --- Department of Global Health, USA Drew B Cameron --- Department of Health Policy and Management, USA Lauren N Carroll --- Philip R Lee Institute for Health Policy Studies, USA Lucy Cunnama --- Health Economics Unit, South Africa Gabriela B Gomez --- Centre for Health Economics, London School of Hygiene and Tropical Medicine, United Kingdom Carol Levin --- Department of Global Health, USA Elliot Marseille --- Health Strategies International, USA Mohamed Mustafa Diab --- Philip R Lee Institute for Health Policy Studies, USA Mariana Siapka --- Centre for Health Economics, London School of Hygiene and Tropical Medicine, United Kingdom Edina Sinanovic --- Health Economics Unit, South Africa Anna Vassall --- Centre for Health Economics, London School of Hygiene and Tropical Medicine, United Kingdom James G Kahn --- Philip R Lee Institute for Health Policy Studies, USA

    Consistently defined, accurate, and easily accessible cost data are a valuable resource to inform efficiency analyses, budget preparation, and sustainability planning in global health. The Global Health Cost Consortium (GHCC) designed the Unit Cost Study Repository (UCSR) to be a...

    View item »
67. 

    An annotated checklist of the leech (Annelida: Hirudinida) species of the Moulouya River basin, Morocco, with several new distribution records and a historical overview

    Item type: Journal Article • Journal: African Zoology • Authors: Younes Mabrouki --- Université Mohamed Premier, Morocco Raja Ben Ahmed --- Faculté des Sciences de Tunis, LR18ES41 Ecologie, Biologie et Physiologie des organismes aquatiques, Tunisia Abdelkhaleq Fouzi Taybi --- Université Mohamed Premier, Morocco Juan Rueda --- Instituto Cavanilles de Biodiversidad y Biología Evolutiva (ICBiBE-UV), Spain

    A historical overview of the leech fauna of Morocco, based on both literature data, museum collections and new material, sampled in more than 100 sites in the Moulouya River basin (eastern region of Morocco), is provided. Twenty species from five...

    View item »
68. 

    Preliminary observations suggest Common Myna prefer lipid over protein and carbohydrate foods in a pairwise choice experiment

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: S Thobeka Gumede --- DST-NRF Centre for Invasion Biology, South Africa Colleen T Downs --- DST-NRF Centre for Invasion Biology, South Africa

    Common Mynas Sturnus tristis, previously known as Acridotheres tristis, are considered among the world’s worst most invasive species. However, relatively little is known about the factors that affect their persistence and spread in new environments. They have been observed feeding...

    View item »
69. 

    Duration of survey changes interpretation of habitat preferences: an example of an endemic tropical songbird, the Bangwa Forest Warbler

    Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Michał Budka --- , Poland Magdalena Czyż --- , Poland Anna Skierczyńska --- , Poland Michał Skierczyński --- , Poland Tomasz S Osiejuk --- , Poland

    Understanding the distribution, habitat preferences and population trends is crucial to effectively manage and protect birds. Currently, in this area, there are disproportionally more studies on temperate than on tropical species. Consequently managing, protecting and predicting population trends in tropical...

    View item »
70. 

    Metabarcoding of marine zooplankton in South Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: SP Singh --- , South Africa JC Groeneveld --- , South Africa J Huggett --- , South Africa D Naidoo --- , South Africa R Cedras --- , South Africa S Willows-Munro --- , South Africa

    Metabarcoding is an emerging method in which DNA barcoding is combined with next-generation sequencing to determine the biodiversity of taxonomically complex samples. We assessed the current state of DNA barcode reference databases for marine zooplankton in South Africa and undertook...

    View item »
71. 

    Idiosyncratic food preferences of children with autism spectrum disorder in England

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Leanie Huxham --- , South Africa Maritha Marais --- , South Africa Evette van Niekerk --- , South Africa

    Objectives: To obtain a better understanding of feeding difficulties experienced by children with autism spectrum disorder (ASD).

    View item »
72. 

    Day/night patterns of habitat use by dogfish sharks (Squalidae) at photic and subphotic warm-temperate reefs: evidence for diel movements and size- and sex-segregation

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: R Juby --- , South Africa ATF Bernard --- , South Africa A Götz --- , South Africa

    Dogfish sharks (genus Squalus) demonstrate complex distribution patterns that may increase their vulnerability to selective overfishing. This study investigated the day/night reef-use patterns in a population of dogfish (presumably Squalus acutipinnis) on shallow photic (13–35 m) and deep subphotic (51–99...

    View item »
73. 

    Pigeonpea production constraints and farmers’ trait preferences in Malawi: implications for variety design

    Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Esnart Nyirenda Yohane --- , South Africa Hussein Shimelis --- , South Africa Mark Laing --- , South Africa Admire Shayanowako --- , South Africa Isack Mathew --- , South Africa Justus M Chintu --- , Malawi

    Pigeonpea Cajanus cajan (L.) Millsp. is the most important legume cash crop grown in Malawi. However, productivity is low due to biotic and abiotic stresses and socioeconomic constraints. The objectives of this study were to determine farmers’ perceived constraints to...

    View item »
74. 

    Identifying the willingness to pay for eco-certified wine by south african consumers: a comparison of biodynamic, fair trade and sustainably produced wines

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Radu Mihailescu --- , the Netherlands Daniel Moscovici --- , USA Jeff Gow --- , Australia Adeline Alonso Ugaglia --- , France Lionel Valenzuela --- , Chile Azzurra Rinaldi --- , Italy

    As eco-certified wines are being produced in increasing quantities and varieties, so are the definitions and the labels that accompany them. This has resulted in confusion with regard to what type of eco-certified wines customers prefer and what prices they...

    View item »
75. 

    “I prefer to take pills when I plan to have sex”: Perceptions of on-demand versus daily oral pre-exposure prophylaxis among adolescents in Kampala, Uganda

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Rachel Kawuma --- , Uganda Zam Nabalwanyi --- , Uganda Janet Seeley --- , Uganda Yunia Mayanja --- , Uganda

    There is limited information about the use of on-demand and daily pre-exposure prophylaxis (PrEP) among adolescents and young people (AYP) in sub-Saharan Africa. We explored perceptions of both regimens among 14- to 19-year-olds perceived to be at high risk of...

    View item »
76. 

    Objective understanding of five front-of-pack labels among consumers in Nelson Mandela Bay, South Africa

    Item type: Journal Article • Journal: South African Journal of Clinical Nutrition • Authors: Tracey Ruth Hutton --- , South Africa Annelie Gresse --- , South Africa

    View item »
77. 

    Long-term reference evapotranspiration trend and causative factors analysis in the sugarbelt area of the midlands of KwaZulu-Natal, South Africa

    Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Zoleka Ncoyini-Manciya --- , South Africa Michael John Savage --- , South Africa Sheldon Strydom --- , South Africa Alistair David Clulow --- , South Africa

    Global warming is widely recognised, and its effects are becoming apparent throughout the world. Evaporation and evapotranspiration, the key components of the hydrological cycle, are generally expected to increase due to the rise in air and surface temperatures. However, previous...

    View item »
78. 

    Metabarcoding of zooplankton confirms southwards dispersal of decapod crustacean species in the western Indian Ocean

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: A Govender --- Oceanographic Research Institute (ORI), South Africa JC Groeneveld --- Oceanographic Research Institute (ORI), South Africa SP Singh --- Oceanographic Research Institute (ORI), South Africa S Willows-Munro --- University of KwaZulu-Natal, South Africa

    Metabarcoding to determine marine zooplankton species composition is a fast-developing method, yet to be fully standardised. DNA barcode reference libraries that link species to barcode sequences remain incomplete, taxonomically imprecise, and biased towards well-studied regions. We used metabarcoding to determine...

    View item »
79. 

    Thermal physiology of Tropical House Geckos (Hemidactylus mabouia) in a cool temperate region of South Africa.

    Item type: Journal Article • Journal: African Journal of Herpetology • Authors: S Welman --- Nelson Mandela University, South Africa I Ibarzabal --- Nelson Mandela University, South Africa

    Temperature profoundly influences the functioning of ectotherms and understanding the thermal biology of invasive species affords valuable insights regarding the suitability of different habitats. Yet, this remains an understudied aspect in the field of invasion biology. Here, we investigated the...

    View item »
80. 

    Dynamic pricing and perceived fairness: a case study at a hotel on the West Frisian island of Vlieland, The Netherlands

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Stephanie Kool --- NHL Stenden University of Applied Sciences, The Netherlands Rodney Westerlaken --- NHL Stenden University of Applied Sciences, The Netherlands Javed Suleri --- NHL Stenden University of Applied Sciences, The Netherlands

    The use of dynamic pricing strategies can have a tremendous impact on the hospitality industry. Understanding the variety in the type of customers and the perceptions of customers concerning the fairness of dynamic pricing is essential. This study aimed to...

    View item »
81. 

    A trait database for southern African freshwater invertebrates

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Oghenekaro N Odume --- Institute for Water Research, Rhodes University, South Africa Frank C Akamagwuna --- Institute for Water Research, Rhodes University, South Africa Pindiwe Ntloko --- Institute for Water Research, Rhodes University, South Africa Helen F Dallas --- , South Africa Chika F Nnadozie --- Institute for Water Research, Rhodes University, South Africa Helen M Barber-James --- , South Africa

    Invertebrates are often used as indicators of ecosystem health. In community ecology, the use of organism traits (e.g. behavioural, biological or ecological) can be of value in relation to impact diagnosis and assemblage prediction. It has also been recognised that...

    View item »
82. 

    Network analysis of the endemic spotted gully shark Triakis megalopterus reveals spatial vulnerability to exploitation in the Western Cape, South Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: E Cottrant --- , South Africa NJ Drobniewska --- , South Africa TL Johnson --- , South Africa LG Underhill --- University of Cape Town, South Africa TS Murray --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa N Hammerschlag --- University of Miami, United States PS Albano --- University of Miami, United States C Elston --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa ME McCord --- , South Africa PD Cowley --- South African Institute for Aquatic Biodiversity (SAIAB), South Africa C Fallows --- , South Africa TG Paulet --- , South Africa

    The spotted gully shark Triakis megalopterus (Triakidae) is a mesopredatory species endemic to southern Africa. It is currently listed as Least Concern on the IUCN Red List in accordance with an estimated increase in population size, general release by recreational...

    View item »
83. 

    Selection and evaluation of promising indigenous fodder trees and shrubs as supplemental diets for ruminant animals across different agroecological environments

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Shigdaf Mekuriaw --- Amhara Region Agricultural Research Institute, Ethiopia Atsushi Tsunekawa --- Tottori University, Japan Toshiyoshi Ichinohe --- Shimane University Faculty of Life and Environmental Science, Firew Tegegne --- Bahir Dar University, Ethiopia Nigussie Haregeweyn --- Tottori University, Japan Nobuyuki Kobayashi --- Tottori University, Japan Assaminew Tassew --- Bahir Dar University, Ethiopia Yeshambel Mekuriaw --- Bahir Dar University, Ethiopia Misganaw Walie Belete --- Bahir Dar University, Ethiopia Seid Ali --- Bahir Dar University, Ethiopia Mitsuru Tsubo --- Tottori University, Japan Toshiya Okuro --- The University of Tokyo, Japan Derege Meshesha --- Bahir Dar University, Ethiopia Getu Abebe --- Amhara Regional Agricultural Research Institute, Ethiopia

    The aim of this study was to select and evaluate promising potential indigenous fodder trees and shrubs (IFTS) as supplemental feeds for ruminant animals. Through interviews with farmers and field inventories, 107 IFTS species were identified as ruminant feeds, from...

    View item »
84. 

    Diet preference of black rhinoceros Diceros bicornis at Welgevonden Game Reserve, South Africa, across seasons

    Item type: Journal Article • Journal: African Journal of Range & Forage Science • Authors: Joti Daya --- Nelson Mandela University – George Campus, South Africa Hervé Fritz --- Nelson Mandela University – George Campus, South Africa Jan A Venter --- Nelson Mandela University – George Campus, South Africa

    Diet preference of the black rhinoceros Diceros bicornis was determined in Welgevonden Game Reserve (WGR), located in the Waterberg region of Limpopo Province, South Africa. Fieldwork was conducted in the dry, early wet and late wet seasons. Diet preference was...

    View item »
85. 

    Blockchain technology-driven supply chain financing for Ghana’s SMEs: An evaluation of the dilemmas to adoption using a picture fuzzy preference selection index technique

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Elijah Asante Boakye --- University of Electronic Science and Technology of China, People’s Republic of China Hongjiang Zhao --- University of Electronic Science and Technology of China, People’s Republic of China Millicent Adu-Damoah --- University of Electronic Science and Technology of China, People’s Republic of China

    Small and medium-sized enterprises (SMEs) have been urged to embrace blockchain technology-driven supply chain financing (BcTSCF) by the Ghana Enterprises Agency (GEA) and the Association of Ghana Industries (AGI); however, a substantial number have not responded favourably. With the utilization...

    View item »
86. 

    Patent-paper citations: A window into the technological impact of Tunisian research

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ridha Mhamdi --- Centre of Biotechnology of Borj-Cedria, Tunisia

    This study constitutes the first report evaluating research performance at a national level by analyzing literature references cited in patents. The objective is to quantify the technological impact of the Tunisian research through patent-paper citations. Using the SciVal research analytics...

    View item »
87. 

    Exploratory characterisation of recreational fishing for skipjack tuna Katsuwonus pelamis and eastern little tuna Euthynnus affinis in South Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: S Viana --- University of Cape Town, South Africa MW Farthing --- Rhodes University, South Africa C Bova --- Rhodes University, South Africa O Marcone --- , United Kingdom WHH Sauer --- Rhodes University, South Africa

    Despite being important to artisanal and industrial fisheries, little is known about the role of skipjack tuna Katsuwonus pelamis and the eastern little tuna (or kawakawa) Euthynnus affinis in recreational fisheries. This study used a banner-recruited, online questionnaire of recreational...

    View item »
88. 

    Foraging behaviour of scatter-hoarding gerbils (Gerbilliscus (Gerbillurus)) influences seed fate and dispersal for key plant species in the Namib Desert

    Item type: Journal Article • Journal: African Zoology • Authors: Saima D Shikesho --- Gobabeb-Namib Research Institute, Namib Naukluft National Park, Namibia Eugene Marais --- Gobabeb-Namib Research Institute, Namib Naukluft National Park, Namibia Jeremy J Midgley --- University of Cape Town, South Africa

    Hairy-footed gerbils (Gerbilliscus (Gerbillurus) spp.) in the Namib Desert play a dual ecological role as both seed dispersers and predators, a behaviour typical of scatter-hoarding species. The fate of seeds following their removal by these gerbils, whether consumed immediately or...

    View item »
89. 

    “A is for Aircháelán”: the case for compiling a compendium of food in Ireland

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: John D. Mulcahy --- , Ireland

    Similar to any geography, food and beverages have been an integral part of Ireland’s cultural fabric. Yet, in Ireland, despite a growing body of publications, a lacuna exists. Until now, no one has undertaken the compilation of an overarching reference...

    View item »