The field trial efficacy on cyantraniliprole 19% SC against Hydrellia griseola was evaluated. The resultsshowed that the control effect was over 75% and the effect lasted for 20 days when it was sprayed 2 days beforetransplanting at concentration of 6 000-7 800 g/ha, and there was no significant difference from Thiamethoxam 25%SC(P<0.05). Both Cyantraniliprole 19% SC and Thiamethoxam 25% SC had meaningful control efficacy against H.griseola. The results of field experiments showed that Cyantraniliprole 19% ...