STUDIES ON CERTAIN REPRODUCTIVE ASPECTS OF FRIESIAN HOLSTEIN COWS UNDER FARM CONDITIONS IN LIBYA 2. Factors affecting the lifetime performance

Document Type : Original Article

Authors

• BY KHALED BENHAJ
• ABOU BAKER HAZZAA
• ABD EL-RAHIM EL-SAID

Department of Surgery and Reproduction, Faculty of Veterinary Medicine, Al-Fateh Univ. Tripoli-Libya

Main Subjects

• Surgery, anesthesia, diagnostic imaging