粮食作为一种重要商品,与国计民生息息相关。2003年到2010年,我国粮食价格进入新一轮上涨周期,而本轮粮食价格的上涨是在粮食产量连续7年增产的背景下发生的。对粮食价格进入持续上涨周期的原因以及今后中长期粮食价格走势如何,都值得我们去深入探究,并为进一步 As an important commodity, food is closely related to national economy and people’s livelihood. From 2003 to 2010, the grain prices in our country have entered a new round of up-cycle. The current round of grain price rises took place against the backdrop of a steady increase in grain output for the past seven years. The reasons for the continuous rise of food prices and the trend of medium- and long-term food prices in the future deserve our in-depth exploration, and for further