Semidey, Nelson, and Angel Bosques-Vega. 1999. “Yield and Weed Suppression by Pigeon Pea Cultivars in Rotation With Tomato and Pepper”. The Journal of Agriculture of the University of Puerto Rico 83 (1-2):55-64. https://doi.org/10.46429/jaupr.v83i1-2.3861.