区域土地质量系数

区域土地质量系数

  48

Contributor

contributed at 2018-12-04

Authorship

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

Classification(s)

Earth System SubjectEarth Surface SystemAnthroposphere
Geography SubjectHuman GeographyAgricultural Geography

Detailed Description

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
Copy

QR Code

Contributor

contributed at 2018-12-04

Authorship

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

QR Code

You can link related {{typeName}} from your personal space to this model item, or you can create a new {{typeName.toLowerCase()}}.

Model Content & Service

These authorship information will be submitted to the contributor to review.