Kayongo-Male, H., J. W. Thomas, D. E. Ullrey, R. J. Deans, and J. A. Arroyo-Aguilú. “Chemical Composition and Digestibility of Tropical Grasses”. The Journal of Agriculture of the University of Puerto Rico 60, no. 2 (April 1, 1976): 186–200. Accessed July 17, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/10570.