Echinochloa colona, Echinochloa crusgalli and /schaemum rugosum were effectively controlled by fenoxaprop at 56.25 g ha". Application of fenoxaprop 10 days after transplanting was relatively better than application 20 days after transplanting in reducing weed density and weed dry matter production. Fenoxaprop at 56.25 g ha" applied 10 days after rice transplanting produced significantly more grain yield than application done at 20 days after transplanting.