The optimal number of heifer calves to be reared as dairy replacements

Autor: Mohd Nor, N. *, †, Steeneveld, W. , Mourits, M.C.M. , Hogeveen, H. *, ‡
Zdroj: In Journal of Dairy Science February 2015 98(2):861-871
Databáze: ScienceDirect