Goenaga, Ricardo, Victor Chew, and Upendra Singh. “ESTIMATION OF LEAF AREA IN THREE TANIER (XANTHOSOMA SPP.) CULTIVARS GROWN IN PUERTO RICO”. The Journal of Agriculture of the University of Puerto Rico 75, no. 3 (July 1, 1991): 313–315. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/3603.