Méndez-Roig, F., G. Samuels, and A. Colón. “Sugarcane Variety Trials in Puerto Rico, 1952-57”. The Journal of Agriculture of the University of Puerto Rico 43, no. 1 (January 1, 1959): 1–18. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/12540.