对于活体树木的攻击过程动力学模型

对于活体树木的攻击过程动力学模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Application-focused categoriesNatural-perspectiveLand regions
Application-focused categoriesIntegrated-perspectiveRegional scale

Model Description

Chinese {{currentDetailLanguage}} Chinese

对于活体树木的攻击过程动力学模型

    1)对于每一棵活体树木k:

式中,表示在第天甲虫成功攻击树木的次数;是树木变得活跃的日期;表示树木变得活跃之后,由树木不稳定的天产生的一个乘数因子;是指数式衰减因子;是当树木变得活跃时,树木中存在的甲虫的数量。

2表示第天攻击树木的甲虫数量,则:

被攻击的甲虫数量:

式中,是攻击和虫眼密度两者的函数,它表示攻击某棵树的被攻击甲虫的比例。

 

 

参考文献

Feldman R MCurry G LFrontails D:地区南部松树甲虫的田间种群动力学的数学模型。Ecological Modelling198113

 

 

How to Cite

《资源环境数学模型手册》 (2018). 对于活体树木的攻击过程动力学模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/94e4e565-25d3-4dfd-a1a0-1ce28f744e89
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Last modifier : 
wu kai
Last modify time : 
2020-10-30
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Contributor

Initial contribute: 2018-12-04

Co-contributor(s)

Authorship

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

History

Last modifier : 
wu kai
Last modify time : 
2020-10-30
Modify times : 
View History

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