Abbas, S.A., A. A. Gasm Elseid, and M-K.A. Ahmed. “Effect of Body Weight Uniformity on the Productivity of Broiler Breeder Hens”. International Journal of Poultry Science 9, no. 3 (February 15, 2010): 225–230. Accessed September 22, 2025. https://ijpsjournal.org/index.php/ijps/article/view/1383.