出生-死亡-灾难模型

出生-死亡-灾难模型

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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

出生-死亡-灾难模型

如果当前种群大小是x,非常小的时间间隔t内的个体出生的概率为Bxt,个体死亡的概率为Dxt,灾难性的环境动荡发生的概率为Cxt。如果灾难发生时,规模为x的种群中y个成员由于灾难死亡的概率为Qy|x),则对于一个初始种群规模x的预期持续时间遵循如下方程:

 

 

参考文献

    Andersen M C,Mahato DCalifornia花斑猫头鹰的种群统计学模型和存量。Ecological Applications199553

How to cite

《资源环境数学模型手册》 (2018). 出生-死亡-灾难模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/3628ca61-81cd-4b39-9574-4509d1107724
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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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