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Pentachlorophenol-contaminated soil bioremediation: survival and efficacy of monoculture inoculants and enrichment of indigenous catabolic populations
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: A. D.K. McBain --- Department of Bioscience and Biotechnology, United Kingdom M.S. Salkinoja-Salonen --- Department of Applied Chemistry and Microbiology, Finland E. Senior --- , South Africa C.A. du Plessis --- Department of Microbiology and Biochemistry, South Africa A. Paterson --- Department of Bioscience and Biotechnology, United Kingdom I.A. Watson-Craik --- Department of Bioscience and Biotechnology, United KingdomSurvival and efficacy of monoculture inoculants of Flavobaderium sp. and Rhodococcus chlorophenolicus to bioremediate PCP-contaminated soil were examined under sterile and non-sterile conditions. Both species effected ≥ 40% catabolism in four weeks although inoculant survival was significantly higher with R... -
OBSERVATIONS ON THE THREE ALLOPATRIC POPULATIONS OF THE MALUTI MINNOW,
OREODAIMON QUATHLAMBAE (BARNARD) WITH NOTES ON ITS EVOLUTION, ECOLOGY, SPAWNING, AND CONSERVATIONItem type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: S.R. Gephard --- , LesothoMeristics and pigmentation of specimens of Oreodaimon quathlambae from the three known populations were compared to determine whether the species has experienced divergent evolution. Pigmentation was found to vary substantially but meristics counts did not. A proposal is made-to recognise... -
POST-IMPOUNDMENT TRENDS IN THE FISH POPULATIONS OF THE HENDRIK VERWOERD DAM, SOUTH AFRICA
Item type: Journal Article • Journal: Journal of the Limnological Society of Southern Africa • Authors: K. C.D. Hamman --- Department of Nature and Environmental Conservation, South AfricaFish population changes in the Hendrik Verwoerd Dam are presented as sampled with a series of multifilament gill nets from Spring 1971 to Summer 1977. During this period, species such as Barbus halubi (smallmouth yellowfish), B. kimberleyensis (largemouth yellowfish), Labeo... -
NEW DISTRIBUTION RECORDS FOR CLARIAS THEODORAE WEBER 1897, BARBUS EUTAENIA BOULENGER 1904, BARBUS POLYLEPIS BOULENGER 1907 AND OPSARIDIUM ZAMBEZENSE (PETERS 1852) FROM THE WATERBERG, TRANSVAAL, SOUTH AFRICA.
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: C.J. Kleynhans --- , South Africa A. Hoffman --- , South AfricaNew distribution records for four fish species in the Waterberg mountains of the Transvaal were established during surveys since 1987–92. Clarias theodorae was previously reported from one locality each in the Waterberg and Soutpansberg. The current survey disclosed its presence... -
PRELIMINARY OBSERVATIONS ON THE FISH POPULATIONS OF THE RECENTLY-IMPOUNDED KATSE RESERVOIR, LESOTHO
Item type: Journal Article • Journal: Southern African Journal of Aquatic Sciences • Authors: D. Tweddle --- , South Africa M. T.T. Davies --- , , South AfricaKatse is a new 35 km long impoundment on the Malibamatso River, a highland tributary of the Orange River in Lesotho. Two fishing surveys in 1996 yielded Barbus aeneus, Labeo capensis, Oncorhynchus mykiss and the occasional Austroglanis sclateri. Length frequency... -
A morphological study on species of African Mormyrus (Teleostei: Mormyridae) and their electric organ discharges
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: B Kramer --- Zoological Institute, GermanyFive species of Mormyrus Linné 1758, three from West Africa and one each from East and southern Africa, were compared morphologically, and their electric organ discharges (EODs) recorded in the field. The five species were morphologically well differentiated in terms... -
Stock Structure of Snoek Thyrsites Atun in the Benguela: A New Hypothesis
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: M. H. GriffithsIt has long been accepted that snoek Thyrsites atun in the Benguela system constitute a single stock that undergoes seasonal longshore migration in waters between southern Angola and the west coast of South Africa. Based on a review of past... -
Migration, pastoralists, HIV infection and access to care: the nomadic Fulani of northern Nigeria
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Abdulrazaq Garba Habib Jibril JumareThe burden of HIV infection among the nomadic Fulani of northern Nigeria is unknown. Migration — a way of life for this population — is known to increase the rate of HIV transmission and may limit individuals' access to treatment... -
Experiences of collaboration, coordination and efficiency in the delivery of HIV/AIDS home-based care in Zimbabwe
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: John Mazzeo --- Department of Anthropology, United States Loveness Makonese --- Department of Sociology and Anthropology, South AfricaThe difficulties of achieving successful collaboration between stakeholders can lead to uncoordinated and fragmented outcomes for HIV/AIDS programming, which has consequences for the immediate health and livelihood security of the intended beneficiaries. This article examines the collaboration between local, national... -
Maturity, age and growth of Oreochromis karongae (Teleostei: Cichlidae) in Lakes Malawi and Malombe, Malawi
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: Fanuel Kapute Emmanuel Kaunda Moses Banda Sinshuke MoriokaSize-at-50% maturity, age and growth, of Oreochromis (Nyasalapia) karongae ('chambo') in Lakes Malawi and Malombe were studied. Oreochromis karongae, a major component of the chambo species flock, attained 50% maturity at 225 mm TL in Lake Malawi and at 203... -
Faecal progestagen profiles in wild southern white rhinoceros (Ceratotherium simum simum)
Item type: Journal Article • Journal: African Zoology • Authors: A. C. van der Goot --- School of Animal Biology, University of Western Australia, Australia F. Dalerum --- Department of Zoology and Entomology, South Africa A. Ganswindt --- Department of Zoology and Entomology, South Africa G. B. Martin --- School of Animal Biology, University of Western Australia, Australia R. P. Millar --- Department of Zoology and Entomology, South Africa M. C. J. Paris --- School of Animal Biology, University of Western Australia, AustraliaKnowledge of the reproductive biology of wild animals can provide valuable information for the development of appropriate in situ and ex situ management plans. The present study aimed to establish a non-invasive protocol for monitoring faecal progestagen metabolite (FPM) patterns... -
Attracting female sex workers to HIV testing and counselling in Ethiopia: a qualitative study with sex workers in Addis Ababa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Wole Ameyan --- Liverpool School of Tropical Medicine, UK Caroline Jeffery --- Liverpool School of Tropical Medicine, UK Kassahun Negash --- Amref Health Africa, Ethiopia Etsegenet Biruk --- Amref Health Africa, Ethiopia Miriam Taegtmeyer --- Liverpool School of Tropical Medicine, UKDespite growing efforts to increase HIV testing and counselling (HTC) services for most at risk populations in Ethiopia, the use of these services by female sex workers (FSWs) remains low. With rising numbers of FSWs in Addis Ketema and concerns... -
What does sustainability mean in the HIV and AIDS response?
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Gemma Oberth --- Centre for Social Science Research (CSSR), South Africa Alan Whiteside --- Balsillie School of International Affairs, Waterloo, Canada and, South AfricaImmense progress has been made in the fight against HIV and AIDS. Achieving and exceeding the AIDS targets for the Millennium Development Goals (MDGs) was accomplished, in large part, due to an unprecedented financial investment from the international community. Following... -
Grey Parrots Psittacus erithacus in Kampala, Uganda – are they becoming suburbanised?
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Immaculate-Odd Irumba --- Department of Biological Sciences, Uganda Derek Pomeroy --- Department of Biological Sciences, Uganda Michael Perrin --- Research Centre for African Parrot Conservation, School of Life Sciences, South AfricaThe globally Vulnerable Grey Parrot (Psittacus erithacus) has been seen in Kampala, Uganda’s capital city, in increasing numbers in recent years. This apparently new behaviour of a typically forest species is helped by the presence of many large trees, which... -
Monitoring the recovery of a previously exploited surf-zone fish community in the St Lucia Marine Reserve, South Africa, using a no-take sanctuary area as a benchmark
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: BQ Mann --- Oceanographic Research Institute, South Africa H Winker --- South African National Biodiversity Institute, South Africa JQ Maggs --- Oceanographic Research Institute, South Africa SN Porter --- Oceanographic Research Institute, South AfricaLimiting accessibility to a fishing area can reduce fishing effort effectively and may therefore promote local recovery of depleted stocks. In January 2002, beach driving was banned in South Africa, thereby reducing angler access to large areas of the coastline,... -
HIV prevention needs for men who have sex with men in Swaziland
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Bhekie Sithole --- Health Communication Capacity Collaborative, SwazilandMen who have sex with men (MSM) have a high HIV burden and also often face multiple other challenges accessing HIV services, including legal and social issues. Although Swaziland recently started responding with interventions for MSM, significant gaps still exist... -
Reassessing the invasion of South African waters by the European shore-crab Carcinus maenas
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: CA Mabin --- Centre for Invasion Biology, Department of Botany and Zoology, South Africa JRU Wilson --- Centre for Invasion Biology, Department of Botany and Zoology, South Africa JJ Le Roux --- Centre for Invasion Biology, Department of Botany and Zoology, South Africa TB Robinson --- Centre for Invasion Biology, Department of Botany and Zoology, South AfricaThe European shore-crab Carcinus maenas has been present in South Africa since 1983. Despite this species’ international reputation as a biological invader, its distribution in this region has only been considered by three outdated ‘snapshot surveys.’ The present study is... -
Game fence presence and permeability influences the local movement and distribution of South African mammals
Item type: Journal Article • Journal: African Zoology • Authors: Tara J Pirie --- People and Wildlife Research Group, School of Biological Sciences, UK Rebecca L Thomas --- People and Wildlife Research Group, School of Biological Sciences, UK Mark DE Fellowes --- People and Wildlife Research Group, School of Biological Sciences, UKFences are utilised throughout the world to restrict the movements of wildlife, protecting them from threats and reducing human–wildlife conflict. In South Africa the number of privately-owned fenced game reserves has greatly increased in recent years, but little is known... -
Realised genetic gains and estimated genetic parameters of two Eucalyptus grandis × E. urophylla hybrid breeding strategies
Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Gert J van den Berg --- Mondi Forests (Pty) Ltd, South Africa Steven D Verryn --- Faculty of Natural and Agricultural Sciences, South Africa Paxie W Chirwa --- Faculty of Natural and Agricultural Sciences, South Africa Francois van Deventer --- Mondi Forests (Pty) Ltd, South AfricaConventionally, Eucalyptus grandis × E. urophylla (GU) hybrid material is first tested as seedlings in progeny trials for at least four years before ortets are selected and ramets of the selected ortets are propagated to test in clonal trials. The... -
Programmatic mapping to determine the size and dynamics of sex work and injecting drug use in Mauritius
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Amita Pathack --- National AIDS Secretariat, Mauritius Ahmed Saumtally --- National AIDS Secretariat, Mauritius Sarah Soobhany --- National AIDS Secretariat, Mauritius Carly A Comins --- National AIDS Secretariat, Mauritius Said A H Kinoo --- National AIDS Secretariat, Mauritius Faran Emmanuel --- Centre for Global Public Health, CanadaHIV in Mauritius is in a concentrated phase. Most HIV infection is among key populations (KPs) including female sex workers (FSW), people who inject drugs (PWID), men who have sex with men (MSM), and transgender sex workers (TGSW). The objective... -
Evaluating parents for cane yield in sugarcane breeding using best linear unbiased prediction analysis of progeny data derived from family plots
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Ntombokulunga W Mbuma --- South African Sugarcane Research Institute, South Africa Marvellous Zhou --- South African Sugarcane Research Institute, South Africa Rouxlene van der Merwe --- Department of Plant Sciences, South AfricaThe success of sugarcane breeding is determined by the choice of parents, crosses made and progeny testing. The objectives of this study were to use best linear unbiased prediction (BLUP) to evaluate parents using progeny data obtained from family plots... -
The attitudes of riparian communities to the presence of water hyacinth in the Wouri River Basin, Douala, Cameroon
Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: SN Kenfack Voukeng --- Department of Zoology and Entomology, South Africa P Weyl --- Department of Zoology and Entomology, South Africa MP Hill --- Department of Zoology and Entomology, South Africa N Chi --- Watershed Task Group Coordinator (WTG), CameroonSince publication of the first record of Eichhornia crassipes in Cameroon in 1997, the weed has become highly invasive in the Wouri River Basin. Between June and September 2014, a socio-economic survey using participatory and qualitative methods was undertaken in... -
Tolerance to salinity and dehydration in the Sahara Desert blue-eyed turtle, Mauremys leprosa saharica (Testudines: Geoemydidae) from a brackish pond in the Lower Draa basin, southern Morocco
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Soumia Loulida --- , , Morocco Mohammed Znari --- , , Morocco Mohamed Naimi --- , , Morocco Safaa Bendami --- , , MoroccoThe marginal populations of the Sahara blue-eyed pond turtle, Mauremys leprosa saharica, in the southern-most species distribution range in the pre-Saharan areas of north-west Africa, are faced with extreme environmental conditions of arid climate and anthropogenic and climate change mediated... -
Assessment of genetic diversity among low-nitrogen-tolerant early generation maize inbred lines using SNP markers
Item type: Journal Article • Journal: South African Journal of Plant and Soil • Authors: Sam O Ajala --- International Institute of Tropical Agriculture, Nigeria Muyideen O Olayiwola --- International Institute of Tropical Agriculture, Nigeria Oluyinka J Ilesanmi --- International Institute of Tropical Agriculture, Nigeria Melaku Gedil --- International Institute of Tropical Agriculture, Nigeria Anthony O Job --- International Institute of Tropical Agriculture, Nigeria Amudalat B Olaniyan --- Department of Agronomy, NigeriaLow soil nitrogen (low-N) level is responsible for yield reduction in maize (Zea mays L.) fields in sub-Saharan Africa. A clear understanding of the genetic diversity among early generation inbred lines selected from various elite low-N- tolerant populations offers an... -
Impact of COVID-19 public health responses on income, food security and health services among key and vulnerable women in South Africa
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Hilton Humphries --- University of KwaZulu-Natal, South Africa Lara Lewis --- University of KwaZulu-Natal, South Africa Erik Lamontagne --- , Switzerland Shakira Choonara --- University of KwaZulu-Natal, South Africa Keabetswe Dikgale --- University of KwaZulu-Natal, South Africa Anna Yakusik --- , Switzerland Dianne Massawe --- , South Africa Ntombenhle Mkhize --- , South Africa Farai Mzungu --- , South Africa Quarraisha Abdool Karim --- University of KwaZulu-Natal, South AfricaGlobally, COVID-19 has impacted lives and livelihoods. Women living with HIV and/or at high risk of acquiring HIV are socially and economically vulnerable. Less is known of the impact of COVID-19 public health responses on women from key and vulnerable... -
Demand for programs for key populations in Africa from countries receiving international donor assistance
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Owen Ryan [d181e18] John Macom Michelle Moses-EisensteinThere has been increasing attention in recent years to the HIV prevention, treatment, and care needs of key populations in Africa, in particular men who have sex with men (MSM), injection drug users (IDU), and female sex workers (FSW). While... -
Third-world realities in a first-world setting: A study of the HIV/AIDS-related conditions and risk behaviors of sex trade workers in Saskatoon, Saskatchewan, Canada
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Yelena Bird --- at the , Canada Mark Lemstra --- at the , Canada Marla Rogers --- at the , Canada John Moraros --- at the , CanadaThe transmission and prevalence of Human Immunodeficiency Virus (HIV) among those employed as sex trade workers (STW) is a major public health concern. The present study describes the self-reported responses of 340 STW, at-risk for contracting HIV. The participants were... -
Factors associated with high HIV-related stigma among commuter populations in Johannesburg, South Africa
Item type: Journal Article • Journal: SAHARA-J: Journal of Social Aspects of HIV/AIDS • Authors: Peter S. Nyasulu --- Stellenbosch University, South Africa Ndumiso Tshuma --- Orange Grove, South Africa Lovemore N. Sigwadhi --- Stellenbosch University, South Africa Juliet Nyasulu --- University of the Witwatersrand, South Africa Modupe Ogunrombi --- Department of Clinical Pharmacology, School of Medicine, Sefako Makgatho Health Science University, South Africa Lucy Chimoyi --- The Aurum Institute, South AfricaStigma remains an important barrier to seeking and staying in care among individuals infected with Human Immunodeficiency Virus (HIV). Despite continued widespread information, education and communication campaigns to raise awareness about the infection. The aim of the study was to... -
Inter‐island variation and taxonomy of Seychelles Trachylepis
Item type: Journal Article • Journal: African Journal of Herpetology • Authors: Justin Gerlach --- University Museum of Zoology Cambridge, U.K.Skinks of the genus Trachylepis are geographically widespread and diverse. In the Seychelles islands two species are present, T. sechellensis and T. wrightii. All island populations of these two species were studied in 2000–2003 and the morphology of the populations... -
PrEP retention predictors among key populations in urban areas of Zimbabwe — a machine learning approach
Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Bridgette Bero --- National University of Science and Technology, Zimbabwe Chipo Zidana --- Botswana International University of Science and Technology, Botswana Sarudzai Portia Showa --- National University of Science and Technology, ZimbabwePre-exposure prophylaxis (PrEP) success depends on adherence and hence retention in care. It is vital to find factors that affect PrEP retention to make this HIV-prevention method successful. The main objectives of this study were to identify the major determinants... -
Population status, distribution and seasonal range of Grevy’s zebra (Equus grevyi) in a protected savannah area
Item type: Journal Article • Journal: African Zoology • Authors: --- Samara University, Ethiopia --- Addis Ababa University, Ethiopia --- Addis Ababa University, EthiopiaThe genus Equus comprises six species and 22 subspecies. Ethiopia is the only country in the world that has all three surviving species of zebra. The population status, structure, and seasonal range of Grevy’s zebra (Equus grevyi) were studied in... -
Genome-wide genetic-marker variation uncovers potential stock structuring of oceanic tuna (skipjack) and coastal tuna (kawakawa) within the western Indian Ocean
Item type: Journal Article • Journal: African Journal of Marine Science • Authors: FA Mzingirwa --- Kenya Marine and Fisheries Research Institute (KMFRI), Kenya NJ McKeown --- Aberystwyth University, United Kingdom GM Okemwa --- Kenya Marine and Fisheries Research Institute (KMFRI), Kenya WHH Sauer --- Rhodes University, South Africa JS Halafo --- Instituto Oceanográfico de Moçambique (InOM), Mozambique JG Mshana --- Sokoine University of Agriculture, Tanzania JN Kamau --- Kenya Marine and Fisheries Research Institute (KMFRI), Kenya PW Shaw --- Rhodes University, South AfricaTuna and tuna-like species are highly mobile and migratory, and therefore assumed to have single highly connected populations over large ocean regions. However, empirical data on the genetic population structure of such species in the western Indian Ocean (WIO) remain...
