定西市季节性干旱的分析及研究
Rural Economy and Science-Technology(2020)
Abstract
从气候预测服务的业务实际出发,统计1967年以来定西市七县(区)季节性干旱实况资料,分析了干旱出现频率、时空分布等气候特征以及四个旱段期间降水量的时空分布特征,干旱成因及干旱灾害风险评估.
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