After field investigation and study on the weather conditions, freezing mechanism, freezing differences and some other aspects, tries to find the interannual late spring frost variation of Xiao County and the reason of the freezing injury to grape in late spring of 2010, and thus suggests some precautionary measures, such paying attention to weather, delaying grape phenophase, reforming orchard microclimate and enhancing cold tolerance in order to supply safety for the grape.%通过实地调查、了解,从气象条件、冻害机理、冻害差异等方面进行分析,寻找萧县晚霜冻的年际变化规律以及2010年春季晚霜冻造成该县葡萄冻害严重的原因,并提出关注天气、推迟葡萄物候期、改善果园小气候、增强抗寒能力等项预防措施,为葡萄安全生产服务.
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