Semidey, Nelson. “CLOMAZONE AND OXYFLUORFEN AS PREPLANT HERBICIDES FOR CUCURBITA MOSCHATA (CALABAZA)”. The Journal of Agriculture of the University of Puerto Rico, vol. 86, no. 1-2, Apr. 2002, pp. 73-75, doi:10.46429/jaupr.v86i1-2.3187.