Barium extraction potential by mustard, sunflower and castor bean . Scientia Agricola, [S. l.], v. 66, n. 1, p. 59–63, 2009. DOI: 10.1590/S0103-90162009000100008. Disponível em: https://revistas.usp.br/sa/article/view/22421.. Acesso em: 26 mar. 2025.