ABDULAZEEZ, H.; DUWA, H.; BLASU, A.; SULEIMAN, U.; THEOPHILUS, G. 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, [S. l.], v. 25, n. 1, p. 78–83, 2023. Disponível em: https://njas.org.ng/index.php/php/article/view/1149. Acesso em: 3 jun. 2026.