【摘要】 选用最小人均耕地面积和耕地压力指数模型及Excel软件,对重庆市直辖以来的耕地、人口、粮食动态变化进行了分析,得出了重庆市多年的最小人均耕地面积和耕地压力指数变化情况,由此提出了减轻耕地压力,确保粮食安全,促进区域可持续发展的对策与建议。更多还原

【Abstract】 The paper puts forward countermeasures and suggestions to alleviate stress of cultivated land,ensure food security and promote regional sustainable development by analyzing the change situation of the minimum per capita cultivated land area and cultivated stress indexes based on the model of the minimum per capita cultivated land and cultivated stress indexes in Chongqing.更多还原