Fate of nitrogen (15N) from velvet bean in the soil-plant system . Scientia Agricola, [S. l.], v. 61, n. 2, p. 210–215, 2004. DOI: 10.1590/S0103-90162004000200014. Disponível em: https://www.revistas.usp.br/sa/article/view/21974.. Acesso em: 18 may. 2024.