Soil structure degradation in patches of alfalfa fields . Scientia Agricola, [S. l.], v. 67, n. 5, p. 604–610, 2010. DOI: 10.1590/S0103-90162010000500015. Disponível em: https://revistas.usp.br/sa/article/view/22607.. Acesso em: 5 jul. 2024.