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532 results for “Africa”
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Research ArticleOpen accessEvery word in the titleAssessment of Phenotypic Plasticity in Dairy Production Traits of Toggenburg Goat Genotypes Across South African Agro-ecological ZonesMatshebuka Tshepho, Obert Tada, Louis Thobela TyasiThe study evaluated phenotypic plasticity (PP) in reproductive and milk production traits of Toggenburg (TOG) goat genotypes across five South African agro-ecological zones (AEZ) using a longitudinal observational design. Data from 2,417 does representing five genotypes (Founders, CP, Appendix A, Appendix B, and StudBook Proper) were sourced from the Milch Breeders Society of South Africa LOGIX database. Descriptive statistics and … …American Journal of Animal and Veterinary Sciences, Vol. 20, Issue 3 · 25 Nov 2025 · 2,378 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleModelling the Efficacy of Antiretroviral Treatment in HIV Patients: Case of Dr George Mukhari Academic Hospital in Tshwane, Gauteng Province, South AfricaMadimetja Marcus Motshwane, Solly Matshonisa SeeletseThis paper used survival analysis to evaluate the efficacy of antiretroviral (ARV) treatment in HIV patients and also to determine if ARVs reduces the risk of HIV/AIDS. Secondary data were collected from files archived in Tshepang Clinic in Dr George Mukhari Academic Hospital in Tshwane, Gauteng Province of South Africa. Survival time was regressed on influential variables that affect survival. … …American Journal of Applied Sciences, Vol. 13, Issue 8 · 17 Aug 2016 · 7,768 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleA Philosophical Analysis of the Challenges of Science and Technology in Contemporary Africa: The Nigerian ExperimentAkinnawonu Benson MonehinScience and technology engendered unexpected social, political and health related problems. These included corrupt and dubious utilization of information and communication technology, environmental pollution and protection and depletion of the ozone layer which endangered human health. This sstudy examined the positive and negative implications of science and technology in Africa using Nigeria as a case study. This attempt became germane … …Journal of Social Sciences, Vol. 4, Issue 2 · 30 Jun 2008 · 8,267 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleHIV/AIDS Prevention Knowledge among Youth in Cape Town, South AfricaKermyt G. Anderson, Ann M. BeutelHIV/AIDS knowledge is an important component of HIV/AIDS risk prevention strategies that may influence engagement in high risk behavior. This paper examines HIV/AIDS prevention knowledge among a representative sample of 4,174 youth living in Cape Town, South Africa. Data come from the Cape Area Panel Study (CAPS), and include black, coloured, and white respondents ages 14-22. Using an open-ended question, … …Journal of Social Sciences, Vol. 3, Issue 3 · 30 Sep 2007 · 9,219 accessesView PDFCite
Research ArticleOpen accessEvery word in the titlePhenotypic Diversity of South African Indigenous Goat Population in Selected Rural AreasTlou Caswell Chokoe, Tlou Cornelia Matelele, Ayanda Maqhashu et al.Phenotypic characterisation of indigenous goat populations is crucial in providing information on goat types and their attributes and may play an important role as guideline for conservation and sustainable us of these resources. The objective of this study was to characterise indigenous goat populations in rural areas of South Africa. Appearance of indigenous goat phenotypes and their typical features were … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 1 · 25 Mar 2020 · 8,233 accessesView PDFCite
Literature ReviewOpen accessEvery word in the titlePhenotypic, Reproductive and Genomic Perspectives on the Status and Research Gaps of South African Bosvelder SheepNhlakanipho Sam Zulu, Khoboso Christine Lehloenya, Khanyisile Hadebe et al.The South African Bosvelder sheep is an emerging composite sheep developed from indigenous Bapedi and commercial White Dorper and Van Rooy sheep. Despite its reported adaptability and production potential under bushveld conditions, the sheep remains scientifically under-characterized and is not formally recognized within national breeding frameworks. This narrative review evaluates the current state of knowledge regarding phenotypic, reproductive, and genomic … …American Journal of Animal and Veterinary Sciences, Vol. 21, Issue 2 · 1 Jul 2026 · 1,242 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleVisual Curvatures of H1N1 Incidences in African, Asian, European, American and Oceanic NationsRamalingam ShanmugamThe World Health Organization (WHO) was worried about the outbreak of H1N1 epidemic worldwide as it consumed several human lives. In a novel manner, this article defines, computes and illustrates the effectiveness of health administrators’ efforts to extinguish pandemic H1N1 using curvature concept. Data on weekly incidences of H1N1 in year 2009 among the nations in Africa, Asia, Europe, Americas … …Current Research in Medicine, Vol. 6, Issue 2 · 29 Oct 2015 · 6,942 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleA Comparative Study on the Reproductive Performance of South African Indigenous Sheep Breeds Following Oestrus SynchronizationJabulani Nkululeko Ngcobo, Tshimangadzo Lucky Nedambale, Tlou Caswell Chokoe, Fhulufhelo Vincent RamukhithiThe aim of the study was to compare the effect of age and live body weight on the oestrus response, duration, pregnancy rate and lambing rate among South African indigenous sheep breeds (Zulu sheep = 36, Bapedi sheep = 26, Damara sheep = 10 and Namaqua Afrikaner sheep = 9). Control Intravaginal Drug Release Dispensers (CIDR’s) were inserted into the … …American Journal of Animal and Veterinary Sciences, Vol. 17, Issue 1 · 14 Jan 2022 · 7,862 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleCorrelates of Resistance to Gastro-Intestinal Parasites Infection in South African Communal Indigenous Goat PopulationsTakalani Judas Mpofu, Khathutshelo Agree Nephawe, Bohani MtileniThe study was conducted to investigate the correlates of resistance to Gastro-Intestinal Parasites (GIPs) infection in South African communal indigenous goat. A total of 288 goats were randomly sampled for fecal and blood collection. Infection intensity was estimated through determining the fecal egg per gram using a modified McMaster technique. Packed Cell Volume (PCV), Hemoglobin (Hgb) and Mean Corpuscular Hemoglobin … …American Journal of Animal and Veterinary Sciences, Vol. 15, Issue 2 · 1 Jul 2020 · 7,200 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleSocio-Economic Aspect of African Manatee (Trichechus Senegalensis) Hunting and Capturing in Parts of Ogun and Ondo State, Southwest NigeriaKabir O. Abass, Abiodun K. Seriki, Emmanuel O. Orebiyi et al.This research was carried out to understand the emerging practice of hunting, capturing and trading of African manatee (Trichechus senegalensis) by fishermen and hunters in Iwopin lagoon area of Ogun State and some parts of Ondo State, Southwest Nigeria. The African Manatee has been declared an endangered species under IUCN red list. This research was conducted over one year to … …American Journal of Agricultural and Biological Sciences, Vol. 15, Issue 1 · 18 Jun 2020 · 7,853 accessesView PDFCite