MILI, MINAKSHI et al. ROLE OF ZINC AND COPPER RATIO ON GROWTH IN PIGLETS. Indian Journal of Animal Production and Management, India, v. 31, n. 1-2, 2017. Disponível em: https://epubs.icar.org.in/index.php/IJAPM/article/view/73629. Acesso em: 28 oct. 2025.