Tan Xuewen
Abstract
The agriculture productivity in big cities is superior to the average level of all the China, but the source of agriculture increasing in different big cities is different Comparing on agriculture productivity among big cities, differing the source and difference then take corresponding measure
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The agriculture productivity in big cities is superior to the average level of all the China, but the source of agriculture increasing in different big cities is different Comparing on agriculture productivity among big cities, differing the source and difference then take corresponding measure
Key concepts: Productivity, China, Agriculture, Agricultural economics, Big data, Measure (data warehouse), Geography, Economic growth