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近年来随着保护地蔬菜种植面积的增大,蔬菜品种的增多,保护地蔬菜病虫种类越来越多,发生面积越来越大,为害损失日趋严重,防治难度加大,已成为保护地蔬菜生产的重要障碍。在防治工作中,要搞好预防,综合运用农业、生态、物理、生物及化学等防治手段,才能切实控制好保护地蔬菜病虫害。一、农业防治1.及时清园、晒土及土壤消毒。冬季种植蔬菜之前清洁保护地前茬植物残体及杂草,消灭枯
In recent years, with the increase of vegetable planting area in the protected areas and the increase of varieties of vegetables, there are more and more pests and diseases of vegetables in the protected areas, more and more large-scale occurrence of pests and diseases, more serious damage and damage prevention, Important obstacles to vegetable production. In prevention and control work, it is necessary to effectively prevent and control vegetable pests and diseases in protected areas by comprehensively using agricultural, ecological, physical, biological and chemical control measures. First, the prevention and treatment of agriculture 1 timely clearance, soil and soil disinfection. Before planting vegetables in winter before cleaning the protected plant residues and weeds, wipe out