Mortality and health treatment rates of dairy calves in automated milk feeding systems in the Upper Midwest of the United States

Autor: Jorgensen, M.W., Adams-Progar, A., de Passillé, A.M., Rushen, J., Salfer, J.A., Endres, M.I.
Zdroj: In Journal of Dairy Science November 2017 100(11):9186-9193
Databáze: ScienceDirect