SILVEIRA, Ronaldo I.; MELLO, Francisco de A.F. De. Zinc fixation by soil as influenced by concentration and time of contact . Anais da Escola Superior de Agricultura Luiz de Queiroz, Piracicaba, Brasil, v. 32, p. 269–276, 1975. DOI: 10.1590/S0071-12761975000100020. Disponível em: https://www.revistas.usp.br/aesalq/article/view/39092.. Acesso em: 20 may. 2024.