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    <identifier>10.57760/sciencedb.IGA.00859</identifier>
    <datestamp>2023-12-20T15:25:34Z</datestamp>
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<oai_dc:dc xmlns:oai_dc="http://www.openarchives.org/OAI/2.0/oai_dc/" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd">
  <dc:date>2023-12-20</dc:date>
  <dc:title>100 meter soil total nitrogen distribution dataset in Keshan County (2010)</dc:title>
  <dc:identifier>doi:10.57760/sciencedb.iga.00859</dc:identifier>
  <dc:language>en</dc:language>
  <dc:description>a. Data content (data file/table name, including observation index content)

The 100m soil total nitrogen distribution dataset of Keshan County (2010) reflects the distribution of soil total nitrogen in a typical black soil area of Keshan County in 2010, including an indicator of soil total nitrogen.

b. Construction purpose

By tracking and analyzing the evolution of soil fertility in Keshan County, a typical black soil area, data support is provided for the sustainable development of black soil in Northeast China.

c. Service recipients

It can widely serve managers, producers, and scientific researchers in related disciplines such as agriculture, forestry, animal husbandry, etc.

d. Time range of data

2010

e. The spatial range of data

Keshan County, Heilongjiang Province</dc:description>
  <dc:subject>Keshan County; soil total nitrogen distributi; 2010</dc:subject>
  <dc:creator>杜书立</dc:creator>
  <dc:rights>PUBLIC</dc:rights>
  <dc:rights>https://creativecommons.org/publicdomain/zero/1.0/</dc:rights>
  <dc:type>dataset</dc:type>
  <dc:publisher>Science Data Bank</dc:publisher>
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