大青叶蝉俗称大绿浮尘子,该虫食性杂,危害果树、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。 1.危害症状:雌成虫于秋末用产卵器划破果树枝干 Green leafhopper commonly known as the big green floating dust, the insect food sexual miscellaneous, endangering fruit trees, trees, crops and vegetables, adults and nymphs can pierce the host plant branches, shoots, stems and leaves, on crops and vegetables more harmful than time Long, more harmful to fruit trees. 1. Harmful symptoms: female adults in the fall with the ovipositor broken branches of fruit trees