Zaied A, Kharoofa A, Ahmed M-KA, Salhab. S. Contribution of some productive and reproductive traits in affecting the daily rate of milk production in Holstein-Friesian cows. MJSc [Internet]. 1996 Dec. 31 [cited 2024 Apr. 28];3(1):26-43. Available from: https://omu.edu.ly/journals/index.php/mjsc/article/view/489