1, weed removal: timely weeding, when the adult has spawned, it should be immediately treated to avoid hatching larvae damage. 2, the implementation of the fall of the system: autumn fall in time after the autumn land, intensive cultivation, winter irrigation, in order to destroy its overwintering sites, eliminate soil larvae and earthworms. 3. Digging trenches: When larvae occur, before the migration from the grassy beach and the barren slope to the field, the seal trenches can be excavated, and the enemy can kill poisonous larvae. 4. Chemical control: Spray trichlorfon, malathion or other insecticides to eliminate field larvae. Food Condiments,Low Sodium Condiments,Table Condiments,Healthy Condiments COFCO HEBEI INTERNATIONAL TRADING CO., LTD. , https://www.cofcohb.com