Effects on soil chemical attributes and cotton yield from ammonium sulfate and cover crops. Acta Scientiarum. Agronomy, [S. l.], v. 37, n. 1, p. 75–83, 2014. DOI: 10.4025/actasciagron.v37i1.17972. Disponível em: https://periodicos.uem.br/ojs/index.php/ActaSciAgron/article/view/17972. Acesso em: 2 jun. 2026.