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Distribution, speciation and availability of antimony (Sb) in soils and terrestrial plants from an active Sb mining area

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成果类型:
期刊论文
作者:
Okkenhaug, Gudny*;Zhu, Yong-Guan;Luo, Lei;Lei, Ming;Li, Xi;...
通讯作者:
Okkenhaug, Gudny
作者机构:
[Okkenhaug, Gudny; Mulder, Jan] Norwegian Univ Life Sci, Dept Plant & Environm Sci, N-1432 As, Norway.
[Okkenhaug, Gudny] Norwegian Geotech Inst, NO-0806 Oslo, Norway.
[Zhu, Yong-Guan; Li, Xi] Chinese Acad Sci, Res Ctr Ecoenvironm Sci, Dept Soil Environm Sci, Beijing 100085, Peoples R China.
[Luo, Lei] Chinese Acad Sci, Res Ctr Ecoenvironm Sci, State Key Lab Environm Chem & Ecotoxicol, Beijing 100085, Peoples R China.
[Lei, Ming] Hunan Agr Univ, Coll Resource & Environm, Changsha 410128, Hunan, Peoples R China.
通讯机构:
[Okkenhaug, Gudny] N
Norwegian Univ Life Sci, Dept Plant & Environm Sci, POB 5003, N-1432 As, Norway.
语种:
英文
关键词:
Antimony;Ca[Sb(OH) 6] 2;Plant uptake;Sb mining soil;Sequential extraction
期刊:
Environmental Pollution
ISSN:
0269-7491
年:
2011
卷:
159
期:
10
页码:
2427-2434
机构署名:
本校为其他机构
院系归属:
资源环境学院
摘要:
Here, we present one of the first studies investigating the mobility, solubility and the speciation-dependent in-situ bioaccumulation of antimony (Sb) in an active Sb mining area (Xikuangshan, China). Total Sb concentrations in soils are high (527-11,798 mg kg -1), and all soils, including those taken from a paddy field and a vegetable garden, show a high bioavailable Sb fraction (6.3-748 mg kg -1), dominated by Sb(V). Elevated concentrations in native plant species (109-4029 mg kg -1) underpin this. Both chemical equilibrium studies and XANES ...

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