重庆市主要农作物的比较优势分析

摘要

为了研究重庆市主要农作物的比较优势，首先从农作物播种面积、单位面积产量变化趋势2个方面分析了重庆市主要农作物2005-2011年的生产变化趋势，然后运用综合比较优势指数法对重庆市10种主要农作物的效率优势、规模优势、综合优势进行了比较分析。结果表明：效率比较优势从大到小的作物依次是稻谷、大豆、马铃薯、玉米、油菜籽、烤烟，规模比较优势从大到小的作物依次是马铃薯、烤烟、蔬菜、油菜籽、稻谷，综合比较优势从大到小的作物依次是马铃薯、烤烟、稻谷、油菜籽、蔬菜。同时提出了重庆市农作物种植结构调整的相关建议。%To study the comparative advantage of main crops in Chongqing,the changing trends of cultivated area and per unit yields of main crops were analyzed first,to explore the changing trend of production of main crops in Chongqing from 2005 to 2011,then the comprehensive comparative advantages indices method was used to analyze the efficiency advantage,scale advantage,comprehensive advantage of ten kinds of main crops in Chongqing.The results showed that an order of efficiency the comparative advantage arranged from maximum to minimum was rice,soybean,potato,corn,rapeseed,tobacco;an order of the scale comparative advantage arranged from maximum to minimum was potato, tobacco, vegetable,rapeseed,rice;an order of the comprehensive comparative advantage arranged from maximum to minimum was potato,tobacco,rice,vegetable,rapeseed.In the end,suggestions on adjusting the structure of crops planting in Chongqing were put forward.