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Dive into the research topics where J. van der Westhuizen is active.

Publication


Featured researches published by J. van der Westhuizen.


South African Journal of Animal Science | 2010

Environmental-genotype responses in livestock to global warming: a southern African perspective

M.M. Scholtz; D. Furstenburg; A. Maiwashe; M.L. Makgahlela; H.E. Theron; J. van der Westhuizen


South African Journal of Animal Science | 2002

The effect of Charolais and Hereford sires and straightbred and crossbred dams on pre-weaning growth of calves

H. Dadi; G.F. Jordaan; S.J. Schoeman; J. van der Westhuizen


South African Journal of Animal Science | 2004

Genetic variance components for residual feed intake and feed conversion ratio and their correlations with other production traits in beef bulls.

R.R. van der Westhuizen; J. van der Westhuizen; S.J. Schoeman


South African Journal of Animal Science | 1994

Heritability estimates for different Kleiber ratios obtained from growth performance data in a Hereford herd

Ester Köster; J. van der Westhuizen; G.J. Erasmus


South African Journal of Animal Science | 2009

Genetic parameter estimates in the South African Jersey breed.

J. du Toit; J.B. van Wyk; J. van der Westhuizen


South African Journal of Animal Science | 2009

Genetic and environmental trends for first lactation milk traits in the South African Ayrshire breed.

Gj Hallowell; J. van der Westhuizen; J.B. van Wyk


South African Journal of Animal Science | 2009

Sire x ecological region interaction in Bonsmara cattle

K.A. Nephawe; F.W.C. Neser; C.Z. Roux; H.E. Theron; J. van der Westhuizen; G.J. Erasmus


South African Journal of Animal Science | 1994

Factors influencing growth traits in the Nguni cattle stud at Bartlow Combine

Aa Kars; G.J. Erasmus; J. van der Westhuizen


South African Journal of Animal Science | 1994

Variance component and heritability estimates for growth traits in the Nguni cattle stud at Bartlow Combine

Aa Kars; G.J. Erasmus; J. van der Westhuizen


South African Journal of Animal Science | 2010

Economic values for dairy production traits under different milk payment systems in South Africa

C.B. Banga; F.W.C. Neser; J. van der Westhuizen; Dorian J. Garrick

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G.J. Erasmus

University of the Free State

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J.B. van Wyk

University of the Free State

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M.M. Scholtz

University of the Free State

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F.W.C. Neser

University of the Free State

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H. Dadi

Stellenbosch University

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J. du Toit

Stellenbosch University

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