油松种群自然更新模型

油松种群自然更新模型

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Contributor

contributed at 2018-12-04

Authorship

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

Geography SubjectPhysical GeographyEcosystem

Detailed Description

油松种群自然更新模型

    1)频次分布比较法:

     1Neyman-A型分布的概率模型:

     2)负二项分布概率模型:

     3)截尾负二项分布概率PY=r模型:


     4
Polya-Eggenberger核心分布概率模型:


   
2)聚集度指标测定法:

     1)扩散系数C模型:


式中,为种群平均密度;为方差:
     2
Morisita的扩散指标模型:


式中,作为聚集指标的,其判断标准为:为随机型分布;为均匀型分布;为聚集型分布。

 

 

参考文献

    李思文,张连翔,隋国新:油松种群自然更新格局的研究。生态学杂志,1991104

How to cite

《资源环境数学模型手册》 (2018). 油松种群自然更新模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/7e2cb445-29d8-4223-ada7-e21d6dbba4c3
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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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