Badillo-Feliciano, J., and M. A. Lugo-López. “EXPLORATORY TESTS ON POSSIBLE INJURIOUS AFTER EFFECTS OF PIGEON PEAS ON SUBSEQUENT CROPS”. The Journal of Agriculture of the University of Puerto Rico 67, no. 2 (April 1, 1983): 171–173. Accessed December 21, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7707.