【摘要】 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。更多还原

【Abstract】 The tests showed that carbosulfan and xinmie not only had highly insecticidal activity and long persistence for controlling the apple aphid, Aphis pomi DeGeer, but also relatively safe to apple tree. The control effectiveness all reached above 90% 314 day after application when diluted 2500 time, and significantly better than phoxim 40EC diluted 1000 time.更多还原