蚜虫、凤蝶、红蜘蛛为花椒树的三大虫害,若不及时防治,轻则使花椒果实减产10%,重则高达25～35%。应加大对三大虫害的预防力度,为花椒树创造良好的生长结果环境。一、蚜虫花椒蚜虫危害叶片、花、幼果及嫩梢,被害叶片向背面卷缩,引起落花落果;同时排泄蜜露,使叶片表面油光发亮,影响叶片的正常代 Aphids, butterflies and spider mite are the three major pests of pepper tree. If not controlled in time, the output will be reduced by 10% and the weight will be as high as 25-35%. Should increase the prevention of the three pests and efforts to create a good growth environment for the pepper tree. First, aphids pepper aphids endanger leaves, flowers, young fruits and young shoots, the victim leaves crimp to the back, causing drop flowers; at the same time excretion of honey dew, the shiny surface of the leaves, affecting the normal leaf generation