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白粉虱是温室和大棚内的一种主要害虫,在番茄和黄瓜上危害最重。它在温室蔬菜上越冬,第二年春天向阳畦、大棚和露地菜上迁移、扩散危害。一年可发生十多代,成虫在25—30℃发生最重。 应用药剂防治,由于温室、大棚等温、湿度偏高,空气流通性差,致使农药污染不断加重,危害人们的身体健
Whitefly is a major pest in greenhouses and greenhouses, with the hardest hit on tomatoes and cucumbers. It overwintered in the greenhouse vegetables, the second spring of the sun to move, greenhouses and open field food migration, diffusion hazards. Occurred more than a dozen generations a year, adults occur at 25-30 ℃ heaviest. Application of chemical control, due to greenhouse, greenhouse isothermal, high humidity, poor air circulation, resulting in aggravating pesticide contamination, endangering people’s health