OKOYE, F. C.; UMUNNA, N. N.; CHINEME, C. N. . ESTIMATION OF CALCIUM REQUIREMENT OF GROWING YANKASA LAMBS BY FACTORIAL METHOD. Nigerian Journal of Animal Production, [S. l.], v. 15, p. 197–206, 2021. DOI: 10.51791/njap.v15i.1237. Disponível em: https://njap.org.ng/index.php/njap/article/view/1237. Acesso em: 26 sep. 2026.