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Browsing Animal and Wildlife Sciences by UP Author "Du Toit, Cornelius Jacobus Lindeque"
Now showing items 1-14 of 14
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Meissner, H.H.; Blignaut, J.N.; Smith, H.J.; Du Toit, Cornelius Jacobus Lindeque (South African Society for Animal Science, 2023-05-19)Cattle have been the focus of an intense debate between those concerned about, among other things, the possible negative effects on global warming, land degradation, food competition, and human health and those who are ...
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Ndung'u, Phyllis Wanjungu; Kirui, Peter; Takahashi, Taro; Du Toit, Cornelius Jacobus Lindeque; Merbold, Lutz; Goopy, John Patrick (Elsevier, 2021-12-04)This dataset describes the performance of cattle in small- holder livestock systems of Bomet county in western Kenya. Information on live weight, milk production and quality, herd dynamics, and other production parameters ...
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Du Toit, Cornelius Jacobus Lindeque; Meissner, H.H.; Van Niekerk, Willem A. (South African Society for Animal Science, 2013)Previous greenhouse gas (GHG) inventories did not include game as an emissions source. Recently game farming has become a recognized commercial enterprise in the agricultural sector in South Africa, contributing approximately ...
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Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, H.H. (South African Society for Animal Science, 2013)There are increasing concerns about the impact of agriculture and livestock production on the environment. As a result, it is important to have accurate estimations of greenhouse gas (GHG) emissions if reduction measures ...
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Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, H.H. (South African Society for Animal Science, 2013)There are increasing concerns about the impact of agriculture and livestock production on the environment. In this the greenhouse gas emissions (GHG) from South African pigs, ostriches, horses, donkeys, mules and poultry ...
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Du Toit, Cornelius Jacobus Lindeque; Meissner, H.H.; Van Niekerk, Willem A. (South African Society for Animal Science, 2013)The objective of this study was to estimate direct methane and nitrous oxide emissions of South African dairy and beef cattle in total and per province using the Tier 2 methodology of the Intergovernmental Panel on Climate ...
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Linde, Dina Alida; Schokker, Dirkjan; Du Toit, Cornelius Jacobus Lindeque; Ramkilawon, Gopika Devi; Van Marle-Koster, Este (MDPI, 2023-09-15)The rising concern of antibiotic growth promoter use in livestock has necessitated the investigation into alternative feed additives. The effect of a probiotic and essential oils to an ionophore on the rumen microbiome ...
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Erasmus, Lourens Jacobus; Machpesh, Galit; Coertze, J.; Du Toit, Cornelius Jacobus Lindeque (South African Society for Animal Science, 2021-05-19)The objectives were to investigate the ß-carotene status of dairy cows under various production systems, and to determine the effect of pre-partum ß-carotene supplementation on their post-partum ß-carotene status. Ten farms ...
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Ndleleni, N.W.; Malebana, I.M.M.; Du Toit, Cornelius Jacobus Lindeque; Nephawe, K.A.; Meeske, R.; Nkosi, B.D. (South African Society for Animal Science, 2020-02-16)An experiment was conducted to evaluate the effects of two silage sealing films on whole crop maize (WCM) fermentation, aerobic stability and nutrient digestion by rams. Prior to ensiling (day 0), triplicate samples of the ...
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Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, H.H. (Heinz); Erasmus, Lourens Jacobus; Coertze, Roelof Johannes (CSIRO, 2020-06)CONTEXT : Reducing emissions of greenhouse gases from livestock production systems is a global research priority. Forages that contain condensed tannins, such as the perennial legume Lespedeza cuneata, may help to reduce ...
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Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, Heinz H.; Erasmus, Lourens Jacobus; Morey, Liesl (CSIRO, 2019-01)The aim of the study was to evaluate the effect of nitrogen (N) fertilisation on certain quality parameters and in vitro total gas and methane production of improved grass species commonly used as fodder species in South ...
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Moyo, Robin Mkhokheli; Van Niekerk, Willem A.; Hassen, Abubeker; Du Toit, Cornelius Jacobus Lindeque; Adejoro, Festus Adeyemi (Escola Superior de Agricultura, 2022)The high moisture content of wet distillers’ grains with solubles (WDGS) has limited its feeding value despite the relatively high nutritive value. The co–ensiling with whole–plant maize, as a complementary feed, was ...
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Rumen microbial diversity of Bonsmara cattle using amplicon sequencing during a 120-day growth trial Linde, Dina Alida; Van Marle-Koster, Este; Du Toit, Cornelius Jacobus Lindeque; Scholtz, M.M.; Schokker, D. (South African Society for Animal Science, 2022-04-09)Improved understanding of the microbial populations during intensive feeding of feedlot cattle holds potential for optimizing production efficiency. Ionophores are used to increase the production and efficiency of ruminants ...
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Ndung'u, Phyllis Wanjungu; Du Toit, Cornelius Jacobus Lindeque; Takahashi, T.; Robertson-Dean, M.; Butterbach-Bahl, K.; Merbold, L.; Goopy, John Patrick (CSIRO Publishing, 2022-10-28)CONTEXT: Accurate reporting of livestock greenhouse-gas (GHG) emissions is important in developing effective mitigation strategies, but the cost and labour requirements associated with on-farm data collection often prevent ...
Now showing items 1-14 of 14