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改革开放以来，我国成功的农业政策使粮食生产综合能力显著提高，粮食产量连年增长。同时，由于粮食流通体制的改革，农户贮粮已成为粮食贮藏的主体。新都区作为国家级商品粮生产基地之一，常年粮食总产量在２８．４万吨以上，许多农户都储有２～３年的余粮，平均每户在１５０
Since the reform and opening up, China’s successful agricultural policy has significantly improved the comprehensive capability of food production and its grain output has been increasing year by year. In the meantime, due to the reform of the grain circulation system, grain storage by farmers has become the mainstay of grain storage. As one of the national commodity grain production bases, Xindu District has a total annual output of 284,000 tons of grain. Many farmers have stored 2-3 years of surplus grain, with an average of 150