Article
Productivity of pure- and crossbred cattle in a subtropical environment.
International journal of biometeorology - 1 Sept 1991
van Zyl J G, Schoeman S J, Coertze R J, Groeneveld H T
Abstract excerpt
The influence of different breeds of sire and dam types on cow productivity in an arid, subtropical environment was studied. Cows with calves sired by Simmentaler, Hereford and Bonsmara bulls were more (P less than 0.05) productive than those with calves sired by Afrikaner bulls. Simmentaler sire...
Topics
- Animals
- Cattle
- Climate
- Crosses, Genetic
- Female
- Genotype
- Inbreeding
- Male
- Pregnancy
- Reproduction
- South Africa
