Al-Moataz Bellah Mahfouz, Ahmed Mohamed SHEHABELDIN, Mohamed El-Shafie OMAR, Ashraf Ali MEHANY, Reda Abdel Samee, Hamada Mahmoud YOUSIF. Impact of Vitamin E and Selenium Before the Ovsynch Synchronization on Reproductive Performance in Friesian Dairy Cows During Hot Season. Kafkas Univ Vet Fak Derg, 4 (6): , 1991. DOI: 10.9775/kvfd.2024.31740