通过多年试验证明,防治桃蚜选准防治时期非常关键,防治过早效果较差,防治过晚用药量大,对花、果、叶易产生药害,并且蚜虫对树体已造成为害。桃蚜的最佳防治时期,应在芽萌动期喷5%来福灵乳油3000倍液或5%高效氯氰菊酯乳油3000倍液,防治效果最好。因为芽萌动期是桃蚜越冬卵孵化盛 Through years of experiments, it has been proved that the prevention and control of Myzus persicae is the key to the prevention and control of peach aphid. The prevention and cure of premature ejaculation is ineffective and too late for treatment. The peach aphid produces phytotoxicity to flowers, fruits and leaves, and the aphids cause harm to the tree. Myzus persicae best prevention and treatment period, should spray bud sprout 5% Laurie injection 3000 times or 5% beta-cypermethrin EC 3000 times, the best control. Bud budding period because the peach aphid overwintering egg hatch Sheng