中国1:400万土壤类型分布图(1980s)

国家地球系统科学数据共享服务平台-中国1:400万土壤类型分布图(1980s)

土壤类型发生分类系统土壤普查土类亚类
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contributed at 2019-05-10

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Land regionsSolid-earth regionsSolid-earth regionsSolid-earth regionsGeostatistical analysisGeostatistical analysisBiological process calculation
        

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由全国土壤普查办公室编制,1996年西安地图出版社出版发行。,对出版发行的纸质图进行扫描、空间几何纠正、数字化加工编辑而成,严格执行了原图的制图规范和标准。,中国1:400万土壤类型分布图(1980s)是全国第二次土壤普查工作成果之一。该土壤图采用了中国土壤发生分类系统,制图最小单元为亚类,共有61个土类,157个亚类。本图是对出版发行的纸质图进行扫描、空间几何纠正、数字化加工编辑而成,严格执行了原图的制图规范和标准。数据加工采用人工跟踪数字化,数字化结果基本保持原始图集质量标准。
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open data (2019). 中国1:400万土壤类型分布图(1980s), Data Item, OpenGMS, https://geomodeling.njnu.edu.cn/dataItem/5cd4d35e1d62b4ebc853013c
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Land regionsSolid-earth regionsSolid-earth regionsSolid-earth regionsGeostatistical analysisGeostatistical analysisBiological process calculation

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contributed at 2019-05-10

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