VANHALA, P.; PIETOLA, L. Effect of conservation tillage and peat application on weed infestation on a clay soil. Agricultural and Food Science, [S. l.], v. 12, n. 2, p. 133–145, 2003. DOI: 10.23986/afsci.5748. Disponível em: https://journal.fi/afs/article/view/5748. Acesso em: 22 nov. 2024.