地表土壤水分的植被指数估计模型

地表土壤水分的植被指数估计模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Method-focused categoriesData-perspectiveRemote sensing analysis
Method-focused categoriesProcess-perspectivePhysical process calculation

Model Description

Chinese {{currentDetailLanguage}} Chinese

地表土壤水分的植被指数估计模型

 

1)前期降水指数():

基本的方程(SaxtonLenz1967):

 

 

式中,下标表示时间;是前一天的降水;是描述土壤水分损耗率的衰退系数。

 

 

式中,是前一天的总的可能蒸散量;是土壤层的深度;分别是土壤饱和值和枯萎点对应的土壤体积水分含量。

 

2)土壤水分()可近似表示为:

 

 

式中,是发射率;是参数。

 

参考文献:

OweMChang AGolus R E:从卫星微波测量及卫星获取的植被指数估计地表土壤水分。RemoteSensing of Environment1988,24

How to Cite

《资源环境数学模型手册》 (2018). 地表土壤水分的植被指数估计模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/4d6ab6d5-f623-4c75-a46f-77ba604561df
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History

Last modifier : 
Mingyuan Li
Last modify time : 
2020-12-29
Modify times : 
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
View
Is authorship not correct? Feedback

History

Last modifier : 
Mingyuan Li
Last modify time : 
2020-12-29
Modify times : 
View History

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