Caro-Costas, Rubén, José Vicente-Chandler, and Calwin Burleigh. 1961. “Beef Production and Carrying Capacity of Heavily Fertilized, Irrigated Guinea, Napier, and Pangola Grass Pastures on the Semiarid South Coast of Puerto Rico”. The Journal of Agriculture of the University of Puerto Rico 45 (1):32-36. https://doi.org/10.46429/jaupr.v45i1.12110.