Mignucci, Julia S., Paul R. Hepperly, José Green, Ramón Torres-López, and Luis A. Figueroa. “Yam Protection II. Anthracnose, Yield, and Profit of Monocultures and Interplantings”. The Journal of Agriculture of the University of Puerto Rico 72, no. 2 (April 1, 1988): 179–189. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7836.