Alexander, Alex G., and Jaime González Ibáñez. “Residual Effects of Diuron [3-(3,4-Dichlorophenyl)-1,1-Dimethylurea] on the Sugar Content and Sugar-Metabolizing Enzymes of Ratoon Sugarcane 25 Months Following Different Soil Treatment”. The Journal of Agriculture of the University of Puerto Rico 48, no. 4 (October 1, 1964): 284–303. Accessed January 31, 2023. https://revistas.upr.edu/index.php/jaupr/article/view/12997.