LIU, L. C.; CARABALLO, E.; REYES-SOTO, I.; ACÍN, N. Chemical weed control in pumpkin. The Journal of Agriculture of the University of Puerto Rico, [S. l.], v. 76, n. 2, p. 55–61, 1992. DOI: 10.46429/jaupr.v76i2.4133. Disponível em: https://revistas.upr.edu/index.php/jaupr/article/view/4133. Acesso em: 29 may. 2023.