The effect of humic acids on root growth and endogenous levels of auxin and inhibitory-like substances. AgriScientia, [S. l.], v. 7, p. 9–12, 1990. DOI: 10.31047/1668.298x.v7.n1.936. Disponível em: https://revistas.unc.edu.ar/index.php/agris/article/view/936. Acesso em: 13 nov. 2024.