2026-10-10T09:20:23Z https://www.scidb.cn/oai

10.57760/sciencedb.IGA.00653 2023-10-23T16:18:32Z

2023-10-23 Dataset of Effective Nitrogen Distribution in 100m Soil of Qinggang County (2009) doi:10.57760/sciencedb.iga.00653 en a. Data content (data file/table name, including observation index content) The 100m soil available nitrogen distribution dataset in Qinggang County (2009) reflects the distribution of soil available nitrogen in a typical black soil area of Qinggang County in 2009, including an indicator of soil available nitrogen. b. Construction purpose By tracking and analyzing the evolution of soil fertility in typical black soil areas of Qinggang County, data support is provided for the sustainable development of black soil in Northeast China. c. Service object It can widely serve managers, producers, and scientific researchers in related disciplines such as agriculture, forestry, animal husbandry, etc. d. Time range of data 2009 e. The spatial range of data Qinggang County, Heilongjiang Province Qinggang County, Heilongjiang; Effective Nitrogen Distributio; 2009 杜书立 PUBLIC https://creativecommons.org/publicdomain/zero/1.0/ dataset Science Data Bank