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Analysis of the Relationship between the Drought and Flood in the Spring and Summer and 500 hPa Height Field in Guangxi
Author(s): JIANG Lijuan, WU Song
Pages: 1905-
1907,2167
Year: 2010
Issue:
4
Journal: Journal of Anhui Agricultural Sciences
Keyword: Singular value decomposition; Height field; Drought and flood;
Abstract: 利用奇异值分解方法,分析了500 hPa高度场在广西春季和夏季旱涝年的气候差异,找出了前期500 hPa高度场与春夏季旱涝关系密切的关键区.分析结果表明,前一年9月大西洋副高活动区域和波弗特海地区是次年广西春季旱涝的关键区,前一年9月大西洋副高偏强,则次年广西春季偏旱,反之则偏涝;波弗特海地区位势高度大,则次年春季桂北偏涝桂南偏旱,反之则桂北偏旱桂南偏涝;前一年10月东西伯利亚海和大西洋低纬地区是...
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