Effects of maize seed treated with zinc and boron sources on germination and vigour . Scientia Agricola, [S. l.], v. 51, n. 3, p. 481–485, 1994. DOI: 10.1590/S0103-90161994000300017. Disponível em: https://revistas.usp.br/sa/article/view/20229.. Acesso em: 23 jun. 2024.