Pérez Escolar, Raúl, and José S. Ortiz Vélez. 1979. “Performance of Sugarcane Var. P.R. 980 Grown on a Partially Reclaimed Saline Sodic Soil of the Lajas Valley”. The Journal of Agriculture of the University of Puerto Rico 63 (3):377-85. https://doi.org/10.46429/jaupr.v63i3.10296.