HERNÁNDEZ-MEDINA, E.; LUGO-LÓPEZ, M. A. Observations on the Boron-Manganese Relationships in Soybean and Corn Plants. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 42, n. 1, p. 27–34, 1958. DOI: 10.46429/jaupr.v42i1.12593. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/12593. Acesso em: 19 apr. 2024.