目前,各地正值露地蔬菜收获、秋冬季保护地蔬菜生长及冬季保护地蔬菜移栽期,随着气温逐渐降低,保护地的温、湿度矛盾日渐突出,导致多种病害发生;蔬菜生产中常发生的小型害虫如粉虱、蚜虫、潜叶蝇等也逐步由露地向温暖舒适的保 At present, all over the region is worth the harvest of open-field vegetables, vegetable growth in protected areas in autumn and winter and vegetable transplanting in winter protected areas. With the gradual decrease of temperature, the contradictions of temperature and humidity in the protected areas have become increasingly prominent, leading to occurrence of various diseases; frequent occurrence in vegetable production Of small pests such as whitefly, aphids, leaf miner, etc. also gradually from the open to the warm and comfortable