Echávez-Badel, Rodrigo, and James S. Beaver. “Dry Bean Genotypes and Macrophomina Phaseolina (Tassi) Goid in Inoculated and Non-Inoculated Field Plots”. The Journal of Agriculture of the University of Puerto Rico 71, no. 4 (October 1, 1987): 385–390. Accessed December 1, 2022. https://revistas.upr.edu/index.php/jaupr/article/view/6985.