Sotomayor-Ríos, A., J. Rodríguez-García, and J. Vélez-Santiago. 1981. “Effect of Three Harvest Intervals on the Yield and Protein Content of Ten Brachiarias”. The Journal of Agriculture of the University of Puerto Rico 65 (2):147-53. https://doi.org/10.46429/jaupr.v65i2.7587.