黑蚱Crytotypana atrato Fabricius.属蝉科,主要为害槐、柳、杨、柑桔、苹果等多种树木。近年来,该虫在徐州地区严重为害杨树人工幼林,主要以成虫在杨树嫩枝刻槽产卵使受害部位及以上组织坏死,受害枝易遭风折,主梢被害后形成多头梢或干形弯曲,严重地影响了杨树 Grasshopper Crytotypana atrato Fabricius. Cicadidae, mainly for Huai, Liu, Yang, oranges, apples and other trees. In recent years, the insects in Xuzhou severely damage poplar young plantations, the main adult worm in the poplar branch slotted eggs necrosis and necrosis of the above tissue necrosis, the branch is susceptible to winds, the main shoot victims after the formation of multi-tip or Dry bending, severely affected the poplar