摘要
本文根据池州地区多年资料，在确定干旱和旱年指标后，得出本区干旱具有频率高，危害重、分布地区广以及伏旱、秋旱频次多且干旱出现频率有逐渐增大的趋势等特点。在初步分析本区干旱成因后，提出若干治理干旱的对策措施。
According to the many-year data of Chizhou District and the indexes of thearidity and arid year. Some features are obtained: the arid frequency is high and endan-ger is serious; the distributional areas of aridity are widespread; the frequencies of sum-mer and fall aridity are more than those of other seasons, and the arid frequency will in-crease gradually. After analysing the causes of aridity. We put forward some proposalsfor administering aridity.
关键词
干旱
治理措施
自然灾害
安徽
Arid index, arid feature,the cause of aridity,measure for adminstering.
