浙江省土壤发生分类与系统分类参比及制图研究
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国家重点基础研究发展规划项目(2002CB410810)和浙江省科技厅重点项目(2006C22026)资助


Referencing between CSGC and CST and CST soil mapping in Zhejiang Province
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    摘要:

    利用新建立的浙江省1:5万土壤数据库,对土壤发生分类土种与中国土壤系统分类亚类进行了参比,编制了土壤系统分类亚类分布图。结果表明,发生分类基层分类单元归属较为清楚,但高级单元关系较为复杂。99个土属有62个参比归属唯一,277个土种有252个参比归属唯一,通过参比将大比例尺土壤普查成果转换成系统分类体系是可行的,可以满足1:10万的系统分类亚类制图要求。浙江省土壤参比后归属于8个土纲,以雏形土土纲面积最大,占总面积的31.3%;人为土次之,占总面积的21.4%,有机土面积最小。在系统分类土纲层次,土壤区域分布规律较为明显。研究结果对指导土壤系统分类具有一定的参考价值,也为省域范围的系统分类制图提供了范例。

    Abstract:

    Based on the newly established 1:50 000 soil database of Zhejiang Province, attempts were made to set up associations between soil species in the Genetic Soil Classification of China (GSCC) and soil subgroups in the Chinese Soil Taxonomy (CST) by referencing, and develop a CST soil subgroup distribution map. Results show that at the basic taxon level of GSCC, the referencing relationship was relatively clear, but at higher levels, the relationship got complicated. There were a total of 99 soil genus and 277 soil species in GSCC, among which, 62 genus and 252 species can be uniquely associated with soil subgroup in CST. So it is feasible to transform the large-scaled soil data yielded through the Second National Soil Survey using GSCC into CST, which can meet the requirements for plotting a 1:100 000 scale CST soil subgroup distribution map in theory. Through referencing the soils of Zhejiang could be sorted into 8 soil orders, of which Cambosols was in dominance, accounting for 31.3%, Anthrosols for 23.4%, and Histosols for the least percentage in area. At the order level in CST, soil distribution presented a clear pattern. These findings are of a certain value to directing soil classification using CST, and provide examples for CST soil mapping of Zhejiang Province.

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荆长伟,章明奎,支俊俊,林声盼,吴嘉平,倪治华,徐 进,陈红金.浙江省土壤发生分类与系统分类参比及制图研究[J].土壤学报,2013,50(2):260-267. DOI:10.11766/trxb201205240199 Jing Changwei, Zhang Mingkui, Zhi Junjun, Lin Shengpan, Wu Jiaping, Ni Zhihua, Xu Jin, Chen Hongjin. Referencing between CSGC and CST and CST soil mapping in Zhejiang Province[J]. Acta Pedologica Sinica,2013,50(2):260-267.

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  • 收稿日期:2012-05-24
  • 最后修改日期:2012-11-12
  • 录用日期:2012-11-28
  • 在线发布日期: 2012-12-24
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