Benero, José R., Horacio Ortiz, Edwin Acevedo, and Angel J. Rodríguez. “A Method for Determining Optimum Harvesting Date of 2-B Bushy Pigeon Pea”. The Journal of Agriculture of the University of Puerto Rico 65, no. 1 (January 1, 1981): 43–49. Accessed June 28, 2022. https://revistas.upr.edu/index.php/jaupr/article/view/7561.