[1]
Vázquez, R. 1961. Effects of Irrigation at Different Growth Stages, and of Nitrogen Levels on Corn Yields in Lajas Valley, P.R. The Journal of Agriculture of the University of Puerto Rico. 45, 2 (Apr. 1961), 85–105. DOI:https://doi.org/10.46429/jaupr.v45i2.12259.