土壤中农用化合物随地表径流迁移的计算模型

土壤中农用化合物随地表径流迁移的计算模型

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Contributor(s)

Initial contribute: 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Application-focused categoriesNatural-perspectiveLand regions

Model Description

Chinese {{currentDetailLanguage}} Chinese

土壤中农用化合物随地表径流迁移的计算模型

(1) 迁移到径流中的化合物质量M模型:

式中,S为坡度;E为单位降雨的功能;L为坡长;q为单位面积上的径流率;abemn为常数。

(2) 农用化合物迁移转化数学模型:

非均匀混合模型:

式中,β为混合程度系数;z为土层深度;为吸附于土壤颗粒上的化合物浓度;C为土壤溶液的化合物浓度;ab为常数;分别为第i层土混合前、后的化合物浓度;为第i层土的含水量;分别为第i层土的土壤溶液质量和混合程度;为混合后的浓度。

参考文献

沈冰,王全九,李怀思等:土壤中农用化合物随地表径流迁移研究评述。水土保持通报,199515(3)

How to Cite

《资源环境数学模型手册》 (2018). 土壤中农用化合物随地表径流迁移的计算模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/baa7408b-e7aa-4d6f-a3be-57bcd8b170c8
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Last modifier : 
zhengzhong
Last modify time : 
2020-11-03
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Contributor

Initial contribute: 2018-12-04

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Authorship

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

History

Last modifier : 
zhengzhong
Last modify time : 
2020-11-03
Modify times : 
View History

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