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Research on the Connotation of Food Security and Evaluation Indicator System

Li Zhemin(Academy of Agriculture Science, Beijing 100081, China)  
The issue of food security is the foundation of sustaining development on national economy, and is the guarantee of society stabilization and flourish. The issue of food security includes that in quality, quantity and sustainability. The synthetical level of food security of our country is in the safe state now. However, the synthetical index of food security is only 0 551, which is in a lower safe state.
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