Velez-Santiago, J. et al. 1983. Yield, Crude Protein, and Chemical Composition of Five Napier Grass Cultivars on the Northwestern Coastal Plains of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico. 67, 2 (Apr. 1983), 70–78. DOI:https://doi.org/10.46429/jaupr.v67i2.7695.