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田间试验表明:20%丁硫克百威乳油与 25%辛·灭乳油是对苹果黄蚜具有杀虫活性高、持效期长、对果树安全的杀虫剂品种,防治苹果黄蚜,在田间两种药剂都采用2500 倍液,药后 3—14天防效均可达到 90%以上的,优于40%辛硫磷乳油 1000倍液( 71%-87%)的防效。
Field experiments showed that 20% carbosulfapre and 25% synergistic with EC were the insecticide varieties with high insecticidal activity, long duration and safety for apple aphid against apple yellow aphid, Field two agents are used 2500 times the liquid, 3-14 days after the drug control effect can be achieved more than 90%, better than 40% phoxim 1000 times (71% -87%) control effect.