Geochemical differentiation of soils in the Amur Basin (Russian Part)

被引:2
|
作者
Makhinova, A. F. [1 ]
Makhinov, A. N. [1 ]
Kuptsova, V. A. [1 ]
Yermoshin, V. V. [2 ]
机构
[1] Russian Acad Sci, Far East Branch, Inst Water & Ecol Problems, Khabarovsk 680000, Russia
[2] Russian Acad Sci, Far East Branch, Pacific Inst Geog, Vladivostok 690022, Russia
关键词
Amur basin; Soils; Soil geochemical fluxes; Migration zone; Landscape-geochemical zoning; WATER;
D O I
10.1016/j.gexplo.2013.06.011
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
The paper gives landscape-geochemical characteristics (processes of migration, dispersion and concentrations of elements in soils) of the Russian part of the Amur Basin. The impact of geographic factors on the formation of soil-geochemical systems is revealed and mechanisms of moisture interactions with the soil system are described. The spatial heterogeneity of chemical element concentrations in background soils is viewed as a function of the migration activity of elements. The role of iron in the regional geochemical background formation is revealed. Migration conditions of indicator elements and levels of their activity are discussed. The map Landscape-Geochemical Zoning of the Amur Basin, scale (1:2,500,000) was created based on ArcGis 10 (ArcMap). The map reflects soil-geochemical migration zones by indicator elements in soils. (C) 2013 Elsevier B.V. All rights reserved.
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页码:140 / 148
页数:9
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