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白粉虱是温室、大棚蔬菜栽培的主要害虫之一,成、若虫群集叶背面吸食汁液,造成叶片褪绿变黄,严重时可造成全株死亡,同时还能传播某些病毒病。一般可使蔬菜减产10～30％。
Whitefly is one of the major pests in greenhouse and greenhouse vegetable cultivation. The nymphs on the back of the leaf cluster take juice and cause the leaves to turn green and yellow. In severe cases, they can cause death of the whole plant and at the same time can spread certain virus diseases. Generally reduce the production of vegetables by 10 to 30%.