大青叶蝉又称大绿浮尘子。该害虫食性杂,危害各种果树、林木、农作物及蔬菜,成虫和若虫均可刺吸寄主植物的枝、梢、茎、叶,对农作物及蔬菜的危害时间较长,对果树的危害性较大,以雌成虫产卵刺伤果树,削弱树势,危害严重时,可引起幼树死亡。危害症状雌成虫于秋末用产卵器划破果树枝干皮层,将卵产在幼树枝干的皮层内,外观形成月牙形伤 Green leaf cicada, also known as the big green floating dust. The pest feeding habits, endangering a variety of fruit trees, trees, crops and vegetables, adults and nymphs can pierce the host plant branches, shoots, stems and leaves, the longer the damage to crops and vegetables, the more harmful to the fruit trees Large, female adults spawning stings fruit trees, weaken the tree potential, serious harm, can cause young trees to die. Harmful symptoms Female adults in the fall with the ovipositor cut the dry branches of the cortex, the eggs in young cortex stem cortex, the appearance of crescent-shaped wound