“THE EFFECT OF HIGH DIETARY LEVELS OF PHOSPHORUS ON THE PERFORMANCE OF LAYING HENS”. The Iraqi Journal of Veterinary Medicine 12, no. 1 (December 31, 1988): 145–153. Accessed November 15, 2024. https://jcovm.uobaghdad.edu.iq/index.php/Iraqijvm/article/view/1767.