Dissolution rates of earthworm-secreted calcium carbonate

被引:8
作者
Lambkin, D. C. [1 ]
Canti, M. G. [2 ]
Piearce, T. G. [3 ]
Hodson, M. E. [1 ]
机构
[1] Univ Reading, Soil Res Ctr, Dept Geog & Environm Sci, Sch Human & Environm Sci, Reading RG6 6DW, Berks, England
[2] Ctr Archaeol, Ancient Monuments Lab, Ft Cumberland PO4 9LD, Eastney, England
[3] Univ Lancaster, Lancaster Environm Ctr, Lancaster LA1 4YQ, England
关键词
LEACHING COLUMN; KINETICS; SOILS; GRANULES;
D O I
10.1016/j.apgeochem.2011.03.031
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 dissolution of CaCO(3) granules secreted by earthworms in soil leaching columns was governed by soil pH and exchange sites available for Ca. Results indicate that granules could last for significant periods of time in soils and that, therefore, granules could be an important source of soil calcite. (C) 2011 Elsevier Ltd. All rights reserved.
引用
收藏
页码:S67 / S69
页数:3
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