Torres, Carlos, Teodoro Ruiz, Gustavo A. Martínez, and David Sotomayor-Ramírez. 2009. “Evidence for Excess Dietary Phosphorus on Dairy Farms With Rotational Grazing of Tropical Grasses”. The Journal of Agriculture of the University of Puerto Rico 93 (1-2):23-40. https://doi.org/10.46429/jaupr.v93i1-2.2751.