冬季连阴雨雪天气是日光温室的主要气象灾害 ,主要表现在雪后转晴揭苫后植株萎蔫 ,严重时植株急速凋枯死亡 ,此时应注意蔬菜缓苗 ,采取相应的减灾措施 ;另一方面 ,连阴雨雪转晴后 ,往往正是强冷空气控制之时 ,当日由于积雪覆盖 ,温室气温下降幅度不大 ,除去积雪后 ,夜间辐射冷 In winter, the rainy and snowy weather is the main meteorological disaster in the solar greenhouse, which is mainly manifested in the wilting of the plants after the snow turns clear. In severe cases, the plants die rapidly and withering. At this moment, attention should be paid to the mitigation of vegetables and the corresponding mitigation measures. On the other hand, , Even after the rain and snow turned fine, it is often the time when the strong cold air control, the same day due to snow cover, greenhouse temperature drop is not, after removing snow, cold night radiation