The cultivated land transformation intensity index,which was put forward by LI Xiao-wen et al,could reflect the change degree of the cultivated land in a region in a year.Considering such specific condition as the physical situation,the soil attributes,the input of the agriculture,it is more reasonable to assess the food security by using the index of food rather than the index of the cultivated land.So this paper tentatively put forward the concept of the relative food carrying capacity index.Using these t...
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