粮食作物生产潜力的估算

粮食作物生产潜力的估算

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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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Classification(s)

Earth System SubjectEarth Surface SystemAnthroposphere
Geography SubjectHuman GeographyAgricultural Geography

Detailed Description

粮食作物生产潜力的估算

(1)光能生产潜力Y1模型:

式中,为单位时间单位面积上所投射的总辐射能;L0位最大叶面积系数;为某一时段的叶面积系数。

(2)光温生产潜力Y2模型:

    

    

式中,f(T)为温度订正系数,T0为最适温度,T为实际温度,a为参数。

(3)气候生产潜力Y3模型

  

式中,R为降水量;ET0位土壤水分供给补充条件下的农田可能蒸散量。

参考文献

   侯光良,,刘允芬:我国气候生产潜力及其分区。自然资源,1985,3

How to cite

《资源环境数学模型手册》 (2018). 粮食作物生产潜力的估算, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/18a7a086-db3b-48b5-a243-93115ae8e918
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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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