Hepperly, Paul R., and Rocío Rodríguez. “A NEW BLIGHT OF PIGEON PEA IN PUERTO RICO”. The Journal of Agriculture of the University of Puerto Rico 70, no. 1 (January 1, 1986): 79–83. Accessed November 25, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7078.