Almodóvar-Vega, Luis, Manuel Díaz-Rivera, and Nelson Semidey-Laracuente. “Evaluation of Diquat for Postemergence Weed Control in Pumpkin (Cucurbita Moschata)”. The Journal of Agriculture of the University of Puerto Rico 72, no. 2 (April 1, 1988): 285–290. Accessed November 22, 2024. https://revistas.upr.edu/index.php/jaupr/article/view/7848.