一、果树动手术初春时节,在树干距地面17～20厘米处用手摇钻钻一个与树干垂直的洞,深度为直径的2/3;再将粘有氧化乐果乳油的棉花塞入洞内,用黄泥封洞,可将蛀虫杀死,果树连年硕果累累。二、导火绳杀天牛天牛常蛀食柑桔等果树,可致植株死亡。用导火绳防浩效果很好。方法是:用铁丝掏空蛀洞中的虫粪, First, fruit tree surgery Spring season, 17 to 20 cm above the ground trunk with a hand drill a hole perpendicular to the trunk, the depth of 2/3 of the diameter; and then sticky omethoate cotton into the hole Inside, with yellow mud closure, you can kill borers, fruit trees year after year fruitful. Second, the guide rope kill Tianniu often eat citrus and other fruit trees can cause death plants. Anti-ho rope with a good effect. The method is: hollowing out the worms in the wormhole with wire,