化肥事关粮食等农作物生产,是重要的农业生产资料。我国是世界上化肥生产大国,也是消费大国,农民的农业生产投入有一半以上用于化肥。因此,化肥价格对农业生产、农民利益,对国家粮食安全和社会稳定都至关重要。然而,近十年,我国以尿素为代表的化肥价格几经 Fertilizer matters related to the production of crops such as grain, is an important agricultural means of production. China is a big country that produces fertilizer in the world and is also a big consuming country. More than half of farmers’ agricultural investment is devoted to fertilizers. Therefore, the price of fertilizers is crucial for agricultural production, farmers’ interests, and for national food security and social stability. However, in the past ten years, the price of fertilizer represented by urea in our country has been several times