蚱蝉,宜昌群众称为秋娘子,是这里甜橙园常见的柑桔害虫,一般年份,受害株率为20％左右。附近有枫杨、板栗、皂角等树的柑桔园,受害尤烈。 雌蝉刺破柑桔枝条,产卵于组织内,外表成为连续的锯齿状伤痕。枝条输导组织受到严重破坏后,引起受害处以上梢部枯死,和其上果实的脱落。调查62个受害枝条,其中死亡 Grasshoppers, Yichang masses known as the Qiu Niang Zi, Orange Citrus Pests here is a common citrus pests, the general year, the victim strain rate of about 20%. Near the Maple Poplar, chestnut, saponins and other trees citrus grove, especially victims. Cicada punctured citrus branches, spawning in the organization, the appearance of a continuous serrated scars. After the branches of the guide tissue were severely damaged, the shoots above the affected area were withered, and the fruit on it fell off. 62 injured branches were investigated, among them died