Abdeldjalil Mohamed Cherif; Benmakhlouf Abdelmalek
(Université Frères Mentouri - Constantine 1, 2005-01-01)
This study is a combination of a retrospective survey and farm monitoring. The survey touched
40 bovine farms belonging to 04 regions in Constantine. Those farms have 794 bovines, among
them 422 dairy cows. The questions ...