Glossary:Illuviation

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Illuviation
The process of deposition of soil material (organic matter, clay, silt and/or sand) removed from one horizon to another in the soil. Usually the movement is from an upper to a lower horizon in the soil profile as material is washed down profile by percolating water.

Related Words: Illuvial, Eluviation

Source
Adapted from: Soil Science Society of America. Glossary of Soil Science Terms. Available online here, last accessed 28.09.2006.

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