Dataset of Water Properties of Black Soil in Farmland in Northeast China (1956-1976)

a. Data content (data file/table name, including observation index content)

Data file name: Northeast Region Farmland Black Soil Moisture Attribute Dataset (1956-1976), consisting of 11 tables: Excel

(1) Dynamic statistics of water content in cultivated black soil (0-100cm) in Zhaoguang area

(2) The Water Demand of Wheat and the Water Supply Capacity of Black Soil in Zhao Guang Region

(3) The Water Demand of Soybeans and the Water Supply Capacity of Black Soil in the Zhao Guang Region

(4) The Water Demand of Corn and the Water Supply Capacity of Black Soil in the Zhao Guang Region

(5) Dynamic Extreme Values of Cultivated Black Soil (April October, 0-100cm) in Zhaoguang Region

(6) Composition of black soil cultivation machinery in Zhaoguang area

(7) Physical characteristics of cultivated black soil in Zhaoguang area

(8) Water physical characteristics of cultivated black soil in Zhaoguang area

(9) Water Upshift during Freezing Period of Cultivated Black Soil (0-10cm) in Zhaoguang Area

(10) Water Upshift during Freezing Period of Cultivated Black Soil (0-20cm) in Zhaoguang Area

(11) Water Upshift during Freezing Period of Cultivated Black Soil (0-50cm) in Zhaoguang Area

It includes indicators such as soil moisture content, water demand, water consumption intensity, mechanical composition, bulk density, porosity, water storage capacity, field water holding capacity, and water uptake.

b. Construction purpose

Provide data support for the efficient utilization of soil moisture in black soil farmland.

c. Service recipients

Students, managers, and researchers engaged in research on soil moisture cycling and soil ecology in farmland.

d. Time range of data

The data collection period was from 1956 to 1976

e. The spatial range and projection method of data

Northeast region