Dataset of 1:250000 Major Crop Planting Areas in Heilongjiang Province (1990)

Data content (data file/table name, including observation index content) Data File Name: Heilongjiang Province 1:250000 Main Crop Planting Area Dataset (1990) Main content: This dataset reflects the planting area of major crops (wheat, corn, soybeans, and rice) in Heilongjiang Province in 1990, measured by counties. The data type is vector data, which includes one data entity: Heilongjiang Province 1:250000 Main Crop Planting Area Dataset (1990) - Data Entity. shp. b.

Construction purpose This dataset mainly provides data support for agricultural production and regional agricultural and socio-economic sustainable development. c. Service object Used by scientific and technological workers engaged in research on agricultural ecology, land use, and other related fields, also applicable to government decision-making departments. d. Time range of data The data is from 1990. e.