Ramos-Santana, R., & Rodríguez-Arroyo, J. E. (1991). Persistence of Hemarthria and Cynodon cultivars in mob grazing in the humid tropical region of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico, 75(2), 147–152. https://doi.org/10.46429/jaupr.v75i2.3577