DU TOIT, J.; VAN WYK, J.B.
 andÂ
MAIWASHE, A.. Correlated response in longevity from direct selection for production in the South African Jersey breed. S. Afr. j. anim. sci. [online].
2012,
vol.42, n.1, pp. 38-46.
ISSN 0375-1589.
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