Peters, A.R.
Reproductive activity of the cow in the post-partum period. I. Factors affecting the length of the post-partum acyclic period A.R. Peters - British Veterinary Journal .
Reproductividad Puerperio Reproduccion Produccion animal
Reproductive activity of the cow in the post-partum period. I. Factors affecting the length of the post-partum acyclic period A.R. Peters - British Veterinary Journal .
Reproductividad Puerperio Reproduccion Produccion animal