ARO, S. O.; OLOWOFESO, O. Castration: Its economic implications on swineherd profitability . Nigerian Journal of Animal Production, [S. l.], v. 35, n. 2, p. 259–266, 2021. DOI: 10.51791/njap.v35i2.2477. Disponível em: https://njap.org.ng/index.php/njap/article/view/2477. Acesso em: 25 sep. 2026.