由于受持续雪雨天气影响,保护地蔬菜病虫害发生的几率明显上升,并呈进一步加重趋势。预计早春保护地蔬菜灰霉病、菌核病、早疫病中等偏重发生,局部地区大流行;白粉病、枯萎病中等发生,如果阴雨天气持续时间长,上述病害的发生为害将进一步加重;潜叶蝇中偏重发生,猿叶甲中等发生,局 Due to the continuous impact of snow and rainy weather, the incidence of pests and diseases of vegetables in protected areas increased significantly, and further aggravated the trend. It is estimated that in early spring, vegetable gray mold disease, sclerotinia and early blight occur moderately, and endemic areas are endemic. Powdery mildew and blight occur moderately. If the rainy weather lasts for a long time, the occurrence of the above diseases will further aggravate. Flies emphasis on occurrence, ape leafhopper occurs moderately