OVIEDO, F.; BEAVER, J. S.; STEADMAN, J. R. Pubescence on the lower surface of bean leaves. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 74, n. 2, p. 111–119, 1990. DOI: 10.46429/jaupr.v74i2.6543. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/6543. Acesso em: 30 nov. 2022.