.E.M.K A-N, .H.F.M A-S. Effect of oxidative factor on quality of Frizian-holeshtine bull frozen- thawed semen and after thawed in different temperature and duration. JKAS [Internet]. 2018 Sep. 1 [cited 2024 Nov. 24];4(3):79-92. Available from: https://journals.uokerbala.edu.iq/index.php/Agriculture/article/view/241