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2010年3月10日,湖南省娄底市遭遇-0.4℃低温,当地果桑受到较为严重的霜害。表现为嫩叶与梢部花序受冻后部分或全部变黑脱落;产量降低,果实品质下降;台果46C019和粤大十品种受冻最严重,优选408受冻较严重,台果72C002与8632品种次之,白玉王品种因霜害时尚未萌芽,基本未受霜害影响。根据霜害调查结果,提出相应的预防措施。
March 10, 2010, Loudi City, Hunan Province suffered -0.4 ℃ low temperature, the local fruit mulberry suffered more serious frost damage. The results showed that some or all of the inflorescences of young leaves and shoots turned black and fell off after they were frozen; the yield decreased and the quality of the fruits decreased; the strains of Taiwan 46C019 and YueDai 10 suffered the most serious freezing, Followed by varieties, white jade king varieties because of frost has not yet bud, basically not affected by frost damage. According to the results of frost investigation, put forward corresponding preventive measures.