15N-labeled glyphosate synthesis and its practical effectiveness . Scientia Agricola, [S. l.], v. 67, n. 1, p. 96–101, 2010. DOI: 10.1590/S0103-90162010000100014. Disponível em: https://revistas.usp.br/sa/article/view/22555.. Acesso em: 29 jun. 2024.