种间竞争模型

种间竞争模型

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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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Method-focused categoriesProcess-perspectivePhysical process calculation
Method-focused categoriesProcess-perspectiveBiological process calculation

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Chinese {{currentDetailLanguage}} Chinese

种间竞争模型

    1)营养动力学:

式中,C是有限营养的浓度;是当营养无限时,种群i的最大种生长速率;是种群i的营养利用效率。

如果有限营养的初始浓度是,系统中有两个不同的种群,一段时间之后,在时间t有限营养浓度减少到C,而竞争种群i的规模为,它包含有限营养浓度,令表示种群i种中每个个体包含的有限营养数量,则有:

式中,是当所有的有限营养被转换成种群i的生物量之后,种群i的最大规模。

2)表示有相同营养需求的两个竞争种群的纯出生过程的新种间竞争模型如下:

式中,是一个与可用营养数量和种群i的营养利用效率有关的新的参数;是种群i的种生长速率的参数;是竞争系数。

 

 

参考文献

    Guowei SCui QiwuBo S:一个新的种间竞争的数学模型――对经典Lotka-Volterra竞争方程的扩充。Ecological Modelling199158

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How to Cite

《资源环境数学模型手册》 (2018). 种间竞争模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/c8b8e5d8-a398-4d12-ad8a-a27f181f3c15
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Last modifier : 
Zhen Qian
Last modify time : 
2020-11-11
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Contributor(s)

initial contribute: 2018-12-04

Authorship

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

History

Last modifier : 
Zhen Qian
Last modify time : 
2020-11-11
Modify times : 
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