1:100000 Soil Total Nitrogen Spatial Distribution Dataset in Fujin City, Heitu District (1980)

a. Data content (data file/table name, including observation index content) Data File Name: 1:100000 Soil Total Nitrogen Spatial Distribution Dataset in Fujin City, Heitu District (1980) Main content: fujinTN1980.shp b. Construction purpose This dataset mainly provides data support for the evaluation of soil fertility in black soil farmland. c. Service object Students and researchers engaged in soil science and ecology research, as well as government decision-making departments. d. Time range of data The data was collected in 1980. e. The spatial range and projection method of data Space scope: Fujin City, Heilongjiang Province