提升我国中部地区粮食生产效益的决策分析框架及应用——以开封市小麦产业为例
제승아국중부지구양식생산효익적결책분석광가급응용——이개봉시소맥산업위례
A Decision Analysis Frame and its Application to Promote the Benefits of Grains Production in Mid-China -A Case of Wheat Industry in Kaifeng City