Estimates of variance components for feedlot traits of the Simmentaler breed in South Africa
Hendriks, J, Neser, F.W.C, Van Wyk, J.B, Jordaan, F.J, Scholtz, M.M
Published in South African journal of animal science (01.11.2021)
Published in South African journal of animal science (01.11.2021)
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Estimation of genetic parameters for functional longevity in the South African Holstein cattle using a piecewise Weibull proportional hazards model
Imbayarwo‐Chikosi, V.E., Ducrocq, V., Banga, C.B., Halimani, T.E., Wyk, J.B., Maiwashe, A., Dzama, K.
Published in Journal of animal breeding and genetics (1986) (01.10.2017)
Published in Journal of animal breeding and genetics (1986) (01.10.2017)
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Multi-trait genetic evaluation for horn traits of economic importance in the Cape buffalo
Lepori, A.A, Van Wyk, J.B, Lubout, P.C, Neser, F.W.C, Josling, G.C
Published in South African journal of animal science (01.01.2019)
Published in South African journal of animal science (01.01.2019)
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The relationships between faecal worm egg count and subjectively assessed wool and conformation traits in the Tygerhoek Merino flock
Cloete, S.W.P., Matebesi-Ranthimo, P.A.M., Van Wyk, J.B., Matebesi-Ranthimo, P.A.M., Olivier, J.J.
Published in South African journal of animal science (01.01.2014)
Published in South African journal of animal science (01.01.2014)
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Revised models and genetic parameter estimates for production and reproduction traits in the Elsenburg Dormer sheep stud
Van Wyk, J.B, Fair, M.D, Cloete, S.W.P. (Free State Univ., Bloemfontein (South Africa). Animal-, Wildlife- and Grassland Sciences Dept.)
Published in South African journal of animal science (2003)
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Published in South African journal of animal science (2003)
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Breed and crossbreeding effects on growth, fitness and reproduction of commercial sheep in South Africa
Kao, M.A., Van Wyk, J.B., Scholtz, A.J., Cloete, J.J.E., Matebesi, P.A., Cloete, S.W.P.
Published in Small ruminant research (01.07.2022)
Published in Small ruminant research (01.07.2022)
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Direct and correlated responses to selection for total weight of lamb weaned in Merino sheep
Olivier, W.J, Snyman, M.A. (Grootfontein Agricultural Development Inst., Middelburg (South Africa)), Olivier, J.J, Van Wyk, J.B, Erasmus, G.J
Published in South African journal of animal science (01.01.2001)
Published in South African journal of animal science (01.01.2001)
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Age trends in economically important traits of Merino ewes subjected to 10 years of divergent selection for multiple rearing ability
Cloete, S.W.P. (Free State Univ., Bloemfontein (South Africa)), Gilmour, A.R, Olivier, J.J, Van Wyk, J.B
Published in South African journal of animal science (2003)
Published in South African journal of animal science (2003)
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Relationships between production and product traits in subpopulations of Bonsmara and Nguni cattle
Strydom, P.E. (Agricultural Research Council, Irene (South Africa). Animal Nutrition and Animal Products Inst.), Naude, R.T, Smith, M.F, Kotze, A, Scholtz, M.M, Van Wyk, J.B
Published in South African journal of animal science (01.01.2001)
Published in South African journal of animal science (01.01.2001)
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Journal Article
Estimation of genetic parameters for functional longevity in the South African Holstein cattle using a piecewise Weibull proportional hazards models
Imbayarwo Chikosi, V.E., Ducrocq, Vincent, Banga, C.B., Halimani, T.E., van Wyk, J.B., Maiwashe, A., Dzama, K.
Published in Journal of animal breeding and genetics (1986) (2017)
Published in Journal of animal breeding and genetics (1986) (2017)
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Journal Article
Genetic and phenotypic correlations among production and reproduction traits in Afrino sheep
Snyman, M.A. (Northern Cape Department of Agriculture, Nature Conservation and Land Reform, Middelburg (South Africa). Grootfontein Agricultural Development Inst.), Erasmus, G.J, Van Wyk, J.B, Olivier, J.J
Published in South African journal of animal science (01.06.1998)
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Published in South African journal of animal science (01.06.1998)
Journal Article
Evaluating horn traits of economic importance in sable antelope (Hippotragus niger niger)
Josling, G.C., Neser, F.W.C., Van Wyk, J.B., Lepori, A.A., Lubout, P.C.
Published in South African journal of animal science (01.01.2019)
Published in South African journal of animal science (01.01.2019)
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Journal Article
The possible genetic improvement of reproduction and survival rate in Afrino sheep using a threshold model
Snyman, M.A. (Northern Cape Department of Agriculture, Nature Conservation and Land Reform, Middelburg (South Africa). Grootfontein Agricultural Development Inst.), Erasmus, G.J, Van Wyk, J.B
Published in South African journal of animal science (01.06.1998)
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Published in South African journal of animal science (01.06.1998)
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