近年来,随着阿克苏地区林果业面积的不断扩大,果树蚧壳虫发生越来越严重,尤其是对老果园造成的危害日益严重,新植果园也在受到不同程度的危害。因此,了解蚧壳虫发生特点,把握防治时期是防治蚧壳虫的关键。一、危害症状蚧壳虫对于果树来说是毁灭性害虫,成虫群集于枝条,若虫在枝条和叶片上吸食汁液,并分泌蜜汁,蜜汁慢慢布满枝条、叶片表面,堵塞气孔,危害轻 In recent years, with the continuous expansion of forestry area in Aksu, fruit scale insects have become more and more serious, especially for old orchards. The new plant orchard is also endangered to varying degrees. Therefore, to understand the characteristics of scale insects, grasp the prevention and control of the scale insects is the key. First, the harm symptoms Scale insects for the tree is devastating pests, adults clustered in branches, nymphs in the branches and leaves on the juice, and secretion of honey, honey slowly covered with branches, the surface of the leaves, blocking the stomata, hazards light