旱涝指数计算公式

旱涝指数计算公式

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
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yue@lreis.ac.cn
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Earth System SubjectEarth Surface SystemAnthroposphere
Geography SubjectHuman GeographyAgricultural Geography

Detailed Description

旱涝指数计算公式

                  i=1471~1950

                    i=1471~1950

式中,PDiPFi分别为旱县次继涝县次的逐年距平百分率;NDiNFi分别为逐年旱县次数继涝县次数;NDNF分别为NDiNFi的多年(1470~1950)平均值。

参考文献:

    郑景云,张丕远,周玉孚:利用旱涝县次建立历史时期旱涝指数序列的试验。地理研究,1993123

How to cite

《资源环境数学模型手册》 (2018). 旱涝指数计算公式, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/47dc3a22-bdd2-4dcb-ab3c-d93e43f2d207
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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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