Testing and validation of methods for the diagnosis and recomendation integrated system for Signal grass . Scientia Agricola, [S. l.], v. 62, n. 6, p. 520–527, 2005. DOI: 10.1590/S0103-90162005000600002. Disponível em: https://www.revistas.usp.br/sa/article/view/22112.. Acesso em: 21 may. 2024.