入库粮油质价调查是指从粮油产新到收购基本结束过程中粮油质量和收购价格的对比分析。若提级提价收购，将会损害国家利益；而压级压价收购，又会打击农民种粮的积极性，只有在质价相符的情况下进行收购，才能兼顾国家、企业和农户三者利益。为此国家规定，在正常年景，入库粮 The investigation of the grain quality of imported grain and oil refers to the comparative analysis of the grain and oil quality and the purchase price from the new grain and oil production to the basic process of the acquisition. If the increase in price increases and acquisitions, will harm the national interests; and pressure to buy prices, it will also reduce the enthusiasm of farmers to grow grain, only in the case of the purchase price in line with the conditions in order to take into account the interests of the state, enterprises and farmers. To this end, in the normal years, the grain is put into storage.