样本成数与平均覆盖率

样本成数与平均覆盖率

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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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Geography SubjectPhysical GeographyEcosystem

Detailed Description

样本成数与平均覆盖率

(1)  各地类的样本成数 

 

 

式中, ,为总体样本单元数,p为面积最小地类

的总体成数,t为可靠性指标,E为允许的相对误差; 为各地

类样本单元数。

2)平均覆盖率 

 

 

参考文献

邵际兴:白水江自然保护区大熊猫的主食竹类及灾难

调查。生态学杂志,1987,63

How to cite

《资源环境数学模型手册》 (2018). 样本成数与平均覆盖率, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/fb456eae-c187-492f-99bd-94c699cae75f
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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? Feed back

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