棉花叶面积损失模型

棉花叶面积损失模型

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Contributor(s)

Initial contribute: 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
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Application-focused categoriesNatural-perspectiveLand regions
Application-focused categoriesHuman-perspectiveEconomic activities

Model Description

Chinese {{currentDetailLanguage}} Chinese

棉花叶面积损失模型

(1)棉叶面积损失SL(t)模型:

 

式中,ST(t)为受害绵株t时叶面积和对照棉株实测叶面积的差值,表示螨害所导致棉叶生长量的减少;S(M(t))为叶螨取食M(t)螨时所造成棉叶失绿、坏死累积的斑点面积。

(2)受害棉叶叶绿素含量损失Y模型:

 

式中,a为未受害棉叶叶绿素含量;b为棉叶耐螨害能力;S(t)为受害棉株叶片生长函数,故表示螨害程度。

 

参考文献

吴孔明:朱砂叶螨为害棉花的叶面积损失。生态学杂志,1991,10(4)

How to Cite

《资源环境数学模型手册》 (2018). 棉花叶面积损失模型, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/01022b8d-c7b0-4557-906c-10734efea4eb
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History

Last modifier : 
XiaoYu He
Last modify time : 
2020-12-29
Modify times : 
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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 : 
XiaoYu He
Last modify time : 
2020-12-29
Modify times : 
View History

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