[1]
Caro-Costas, R. et al. 1960. The Yields and Composition of Five Grasses Growing in the Humid Mountains of Puerto Rico, as Affected by Nitrogen Fertilization, Season, and Harvest Procedures. The Journal of Agriculture of the University of Puerto Rico. 44, 3 (Jul. 1960), 107–120. DOI:https://doi.org/10.46429/jaupr.v44i3.12086.