OLOGUN, A. G.; UMO, I. SOME OBSERVATIONS ON THE REPRODUCTIVE PERFORMANCE OF FRIESIAN CATTLE . Nigerian Journal of Animal Production, [S. l.], v. 7, n. 2, p. 138–141, 2021. DOI: 10.51791/njap.v7i2.2124. Disponível em: https://njap.org.ng/index.php/njap/article/view/2124. Acesso em: 19 aug. 2026.