土地等价率(LER)

土地等价率(LER)

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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

土地等价率(LER

     LER被定义为单作时,为达到作物在混合种植时一公顷土地上的总产量而需要的土地的总公顷数。

                

式中,是第i种农作物的间作产量;是第i种农作物的最佳单产量。

参考文献:

    Risch S J, Hansen M K: 在哥斯达黎加的单作和混合种植中谷物、豆类和南瓜的生长、开花和结果。The Journal of Applied Ecology,1982,19

How to cite

《资源环境数学模型手册》 (2018). 土地等价率(LER), Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/a86e0e03-9121-4e29-9287-3ae2efa6029d
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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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