Ramos, Rafael, and José E. Rodríguez. “Use of a Simulated Grazing Technique for the Evaluation of Tropical Grasses”. The Journal of Agriculture of the University of Puerto Rico 74, no. 1 (January 1, 1990): 51–60. Accessed December 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/6528.