1991年12月下旬,由于受西北利亚强冷空气的影响,我省大部分柑桔产区出现了低温冰冻,给全省的柑桔生产造成了严重的影响。据初步调查了解,全省除湘南、湘西和湘北部分小气候区未受大冻外,80%以上的柑桔均遭受了较严重的冻害,受冻面积达330多万亩,其冻害面之广、损失程度之大不亚 In late December 1991, due to the strong cold air in North-East Asia, most of the citrus producing areas in our province experienced low-temperature freezing, which seriously affected the citrus production in the province. According to the preliminary investigation, more than 80% of the citrus fruits suffered more severe frost damage than the frozen areas in southern Hunan, western Hunan and parts of the northern part of the microclimate. According to the preliminary investigation, more than 330,000 mu , The extent of the loss of great