Abdulazeez, H., H. Duwa, A. Blasu, U. Suleiman, and G.Y. Theophilus. “Effect of Low Protein Diets Supplemented With Different Levels of Synthetic Methionine and Lysine on Performance of Broiler Chickens in Semi-Arid Environment”. Nigerian Journal of Animal Science 25, no. 1 (October 11, 2023): 78–83. Accessed July 15, 2026. https://www.njas.org.ng/index.php/php/article/view/1149.