东北地区地处松辽平原,在北纬39°～53°之间,是中国主要粮食生产基地,也是国家的重要商品粮基地。黑龙江、吉林、辽宁三省,粮食年产量6000万吨左右。黑龙江省北部盛产小麦、大豆;吉林、辽宁和黑龙江南部盛产玉米,三省东部山区、半山区盛产水稻。东北全境 The northeast region is located in the Songliao Plain, between latitudes 39 ° ~ 53 ° North, is China’s major grain production base, but also the country’s major commodity grain base. Heilongjiang, Jilin, Liaoning provinces, the annual output of 60 million tons of grain. Heilongjiang Province is rich in wheat and soybeans in the northern part; corn is abundant in Jilin, Liaoning and southern Heilongjiang Provinces. The eastern mountainous areas and semi-mountainous areas of the three provinces are rich in rice. Northeast throughout