eluviation


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Related to eluviation: colluvial

eluviation

[ē‚lü·ve′ā·shən]
(hydrology)
The process of transporting dissolved or suspended materials in the soil by lateral or downward water flow when rainfall exceeds evaporation.
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References in periodicals archive ?
Paraeluvium--The residual product that results from the eluviation of the weathering products of sedimentary rocks.
Recent Soil--A soil which has a profile without definite horizons of eluviation or illuviation; e.
These correlations could suggest that there is movement of SOC and soil TN from A-horizon soils to much lower horizons because of farming practices and intensive eluviation in the study area.
Because of intensive eluviation, the SOC of surfacc soils can enter subsoils along a soil profile.
The SOC accumulation in the SSL of mineral soils depends primarily on the presence of illuviation, eluviation, and/or podzolization processes; 22-25 Mg [ha.
The higher bulk density in the second soil layer can be explained by eluviation of fine soil particles from the top layer into the layer below due to puddling (Aggarwal et al.
Salinisation, colluvio-alluviation and lateral eluviation are the main interpedon processes identified in the studied coastal area.
The influence of the lateral eluviation on element transport is demonstrated in the present study.
Colluvio-alluviation and lateral eluviation appear as active processes in the composition of the clay mineral suite for the studied soils.
The fact that the subsoil matrix under pine was little different in composition from the concretions suggests that these have formed by clay eluviation, leaving small islands of clayey material that have become hardened somewhat by Fe and Al oxides.
The accumulation and eluviation of humus occurring in the Chernozems led to higher SOC and TN contents and lower pH values relative to Cambisols and Regosols (Hao and Liang 1998).