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田间试验结果表明,20%辛.毒乳油12L/hm2、50%辛硫磷乳油9L/hm2、48%乐斯本乳油3.75L/hm2、1.8%阿维菌素乳油3L/hm2灌根防治韭蛆均有良好的防治效果,持效期较长,药后21d防效仍在85%以上。
Field test results showed that 20% symplectic poison EC 12L / hm2, 50% phoxim EC 9L / hm2, 48% LESTIN EC 3.75L / hm2, 1.8% abamectin EC 3L / hm2 irrigation control leek Maggots have a good control effect, longer duration, 21d control effect is still above 85%.