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"Experientia docet" - Experience is the best teacher

Quantifying herd-year-season x sire interaction in Bonsmara cattle

  • 1998
  • Issue: 3
  • Volume: 28
F.W.C. Neser, G.J. Erasmus and J.B. van Wyk, C.S. van Deventer Page: 167 -

In an effort to quantify herd-year-season x sire interaction in Bonsmara cattle, four differentmodels were fitted to the data used in Neser et a/. (1996). The herds were also divided into two (bushveld and sour grassveld) regions in order to…

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Genetic relationship between growth traits in Bonsmara heifer and bull calves on different nutritional regimes

  • 1994
  • Issue: 2
  • Volume: 24
H.E. Theron, M.M. Scholtz and C.Z. Roux Page: 67 - 70

A system of feeder–breeder dimorphism (large, fast growing offspring in feedlots obtained from small, low mainten¬ance cows on natural pastures) would be profitable in South Africa. The possibility of a genetic basis for feeder–breeder dimorphism was estimated by calculating genetic…

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