eluviation


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Related to eluviation: colluvial

e·lu·vi·a·tion

 (ĭ-lo͞o′vē-ā′shən)
n.
The lateral or downward movement of dissolved or suspended material within soil when rainfall exceeds evaporation.

eluviation

(ɪˌluːvɪˈeɪʃən)
n
(Physical Geography) the process by which material suspended in water is removed from one layer of soil to another by the action of rainfall or chemical decomposition
[C20: from eluvium]

e•lu•vi•a•tion

(ɪˌlu viˈeɪ ʃən)

n.
the movement through the soil of materials brought into suspension or dissolved by the action of water.
[1925–30]
References in periodicals archive ?
This vertical distribution pattern can be explained by chemical eluviation due to water flow in the soil profile.
This result is related to the Ordovician surface uplift, the overall open environment, meteoric water eluviation (Land, 1980; Rosen et al.
With increasing soil acidity and stages of eluviation and gleyification, the accumulation of non-decomposed organic matter constituting the forest floor (exogenous organic carbon) increases considerably.
In addition, bagasse charcoal use increased N absorption for sugarcane and N accumulation in the soil, along with decreased N eluviation.
A horizon adsorption aggregate anion B horizon C horizon cation cation exchange capacity composite sample compost E horizon eluviation hardpan horizon O horizon organic matter parent material ped R horizon soil profile soil structure soil texture subsoil tilth topsoil
minerals and humus into topsoil; "E horizon," for eluviation,
What is the difference between eluviation and illuviation?
In the topsoil moder changes into raw humus (Orm) and in the sour A-horizon As eluviation begins by podzolization: AsEp (not so clearly visible in the photo).
On the mountain sides, gradual deforestation resulted in the eluviation of parts of the area and favoured the growth of more or less dry grassland communities such as Koelerio-Brometum (on steep slopes) or PotentilloBrachypodietum (on less steep slopes).
E The E horizon, the zone of greatest eluviation, is very leached of clay, chemicals, and organic matter.
Savannahs with members of the Combretaceae (Terminalia, Combretum, Anogeissus) grow on mesotrophic soils, where eluviation and illuviation are not so strong.