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害极灭(AGRIMEC,农业部农药检定所建议商品名为爱力螨克)是链霉菌属一个新菌株所产生的杀虫杀螨素,其杀虫机理是干扰昆虫神经生理活动,抑制神经传导作用而引起死亡。用害极灭1000—2000倍液在蔬菜上防治小菜蛾,10天内防治效果可达到82.07-91.08%,比5%抑太保2000倍的药效好。防治柑桔上的红蜘蛛、锈蜘蛛、潜叶蛾,害极灭3000倍液防治效果达86.2—100%,药效期较长,是值得重视的新型杀虫杀螨农抗。
Extremely off (AGRIMEC, Ministry of Agriculture, pesticide test recommended brand name Acacia grams) is a new strain of Streptomyces insecticide acaricide, its insecticidal mechanism is to interfere with insect neurophysiological activities, inhibition of nerve conduction Cause and cause death. With the extreme destruction of 1000-2000 times on vegetables in the prevention and treatment of diamondback moth, 10 days the control effect can reach 82.07-91.08%, 2000 times more effective than 5% of Copaxis. Red spider on the prevention and treatment of citrus, spiders, leaf moths, 3000 times the best off the control effect of 86.2-100%, longer duration, is worthy of attention to a new type of insecticide miticide.