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利用14%吡虫啉.敌敌畏注干液剂、4.5%吡虫啉注干液剂、2%阿维菌素注干液剂和30%敌畏.氧乐注干液剂等对危害椰树的椰心叶甲进行了树干注射防治试验。结果表明14%吡虫啉.敌敌畏注干液剂、4.5%吡虫啉注干液剂和30%敌畏.氧乐注干液剂,对椰心叶甲有较好的防治效果。其中14%吡虫啉.敌敌畏注干液剂防效最好,注药量0.7 mL/cm,30 d防效达95.10%。2%阿维菌素注干液剂防效差,30 d防效仅为32.84%。
The use of imidacloprid 14% imidacloprid injection liquid, 4.5% imidacloprid injection liquid, 2% abamectin injection liquid and 30% Trunk injection prevention and control test. The results showed that 14% imidacloprid, dichlorvos dry liquid agent, 4.5% imidacloprid injection liquid and 30% dichlorvos oxygenate injection dry liquid, has a good control effect on coconut palm. Among them, 14% imidacloprid and dichlorvos dry solution showed the best control effect, with a dose of 0.7 mL / cm and a control effect of 95.10% after 30 days. 2% avermectin infusion liquid anti-poor efficacy, 30 d control effect was only 32.84%.