“Genetics Aspects of Reproductive Performance for Holstein: Al-Samarai F.R .Al-Anbari N.N . And Al-Tmimi Y.K”. The Iraqi Journal of Veterinary Medicine 30, no. 2 (December 31, 2006): 95–107. Accessed May 3, 2024. https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/821.