Crop management systems and maize grain yield under narrow row spacing . Scientia Agricola, [S. l.], v. 65, n. 4, p. 346–353, 2008. DOI: 10.1590/S0103-90162008000400004. Disponível em: https://revistas.usp.br/sa/article/view/22305.. Acesso em: 26 jun. 2024.