The effect of levels of upgrading of indigenous Ethiopian cows on the reproductive performance and herd life of crossbreds with different levels (50, 75, and 87.5%) of European inheritance were evaluated. Genetic and non genetic factors affecting herd life and reproductive performance traits such...
Enlace original:
https://cgspace.cgiar.org/handle/10568/51018
Negussie, E.
,
Brannang, E.
,
Rottmann, O.J.
,
[Reproductive performance and herd life of crossbred dairy cattle with different levels of European inheritance in Ethiopia]
,
Reproductive performance and herd life of crossbred dairy cattle with different levels of European inheritance in Ethiopia