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2012年大雪天气后,气温急剧下降,最低气温达到-20℃,陆地平均风力4～5级,降温、降雪、阴天等灾害天气全部呈现。气温下降幅度大,低温寡照持续时间长,大风影响广,升降温明显,致使设施蔬菜大面积发生了低温冷冻害现象,西红柿、黄瓜、辣椒和茄子等鄯善县日光温室蔬菜生产的主栽品种,受害尤为严重。
After the heavy snowfall in 2012, the temperature dropped sharply, the lowest temperature reached -20 ° C, and the average wind force on the land was between 4 and 5 degrees. The weather such as cooling, snowfall and cloudy days all showed up. Long-term decline in temperature, long duration of low-temperature oligo, long-term impact of strong winds, heating and cooling significantly, resulting in a large area of facilities vegetables occurred low-temperature freezing damage, tomatoes, cucumbers, peppers and eggplant and other Shanshan main greenhouse vegetable production varieties , The victim is particularly serious.