Al-Fatllawy, Hella J. “The Prediction of Estrus Synchronization in Awassi Ewes by Vulvar Bi-Ometry and Vaginal Cytology”. Journal of Kerbala for Agricultural Sciences 4, no. 5 (April 10, 2017): 243–248. Accessed April 28, 2024. https://www.journals.uokerbala.edu.iq/index.php/Agriculture/article/view/708.