区域土地质量系数

区域土地质量系数

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contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Classification(s)

Application-focused categoriesNatural-perspectiveLand regions
Application-focused categoriesHuman-perspectiveEconomic activities
Application-focused categoriesIntegrated-perspectiveRegional scale

Detailed Description

Chinese {{currentDetailLanguage}} Chinese

区域土地质量系数

      为了表示区域土地的优劣程度,引入土地质量的概念,并采用区域土地质量系数Q作为衡量指标,嘁具体表达式如下:

                       

式中,S为区域总面积;i1~n个土地适宜等级中的第i等;Si为第i等土地所占的面积;Pi为第i等土地的面积百分比例,即Si/s

参考文献:

   尹志勇:土地资源与区域农业结构的关系――以秦皇岛市城为例。自然资源学报,1987,23

How to Cite

《资源环境数学模型手册》 (2018). 区域土地质量系数, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/cd51ba53-ad0a-4938-8581-d779e8baef34
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History

Last modifier : 
Anxun Ren
Last modify time : 
2020-12-23
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Contributor

contributed at 2018-12-04

Authorship

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

History

Last modifier : 
Anxun Ren
Last modify time : 
2020-12-23
Modify times : 
View History

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