【摘要】 结合世界粮食形势,指出我国粮食安全背景。分析了粮食安全的具体含义及其评价指标和内容,并对我国的粮食安全情况进行阐述,针对我国粮食安全政策的变迁提出了政策建议。更多还原

【Abstract】 Combining with the grain situation in the world,the background of food security in China was introduced.The specific meaning,evaluation index and content of food security were analyzed.The situation of food security in China was expounded.The policy suggestions were put forward according to the policy change on food security in China.更多还原