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菜用白粉虱综合防治技术白粉虱俗称“小白蛾子”。成虫体长1—1.5毫米,淡黄色,体翅上覆盖白色蜡粉,故成虫为白色。白粉虱寄主极多,在菜田主要为害黄瓜、番茄、茄子、菜豆、甜椒等,白菜、甘蓝、韭菜、菠菜、芹菜等基本不受害。成虫和若虫群集于寄主叶片背面,用其刺吸式口器刺吸汁液,排泄蜜露,污染叶片和果实,影响叶片的光合作用和呼吸作用,诱发煤污病,造成减产并降低商品价值。受害叶变黄、萎蔫,甚至全株死亡。
Integrated management of food with whiteflies Whitefly commonly known as “white moths.” Adult body length 1-1.5 mm, light yellow, white wings covered with body wax, so adults are white. Whitefly hosts the most, mainly in the vegetable fields cucumber, tomato, eggplant, beans, sweet pepper, cabbage, cabbage, leeks, spinach, celery and other basic not harmful. Adult and nymphs cluster on the back of the host leaves, piercing and sucking juice with their piercing mouthparts, excreting honeydew, contaminating the leaves and fruits, affecting leaf photosynthesis and respiration, inducing coal-borne diseases, resulting in reduced production and lower commodity values. Affected leaves turn yellow, wilting, or even whole plant death.