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1. Prevention time and objects: current. The double-season rice field mainly controls stem borer, vertical leafhopper, rice planthopper, sheath blight and ear blast, and also treats armyworm and rice stem borer. Seasonal rice should also pay attention to the rule of rice planthoppers.
2. Control methods: Use 20% rice bran 80ml or 20% triazophos 100ml/acre, add 40% wormworm 80ml, 10% alum net 20g, Jinggangmycin powder 2 packets, water 50-60 kg spray. Good quality and indica rice fields such as Xiangwanzao 11 should be added with 75% good bloom 25-30 grams to prevent panicle blast.