[Abstract] end of the Qing, Heilongjiang Province, with the land development, development of soybean production soon, acreage great, counties and districts of major agricultural products, a large proportion, mainly concentrated along the railway. , Heilongjiang in northeast China mainly produced bea

[Summary] The end of the Qing Dynasty and the beginning of the Heilongjiang province with a lot of development, development of the soybean production area of cultivation is very fast, it is a large area of the county's main agricultural product, account for a large percentage, the main focus in the