pedogenesis

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pedogenesis

[¦ped·ō′jen·ə·səs]
(geology)
References in periodicals archive ?
It is composed of a vertical sequence of soil horizons that have formed from a parent material through pedogenic processes, driven by: (i) energy and matter fluxes into and out of the soil as an open system, and (ii) thermodynamics of chemical reactions combined with kinetic factors.
5 m; contacts between constituent facies were overprinted by pedogenic processes and this interval could not be confidently subdivided.
This flooding strongly affects the three physical, chemical, and biological factors that are involved in soil formation and development and in many pedogenic processes [7].
Organic matter at the top of a buried A horizon provides the maximum age of deposition of overlying deposits, whereas dating the deepest pedogenic organic matter yields the minimum age of the deposits in which the soil formed.
Integrating these stratigraphic and pedogenic observations, we interpret the sand and gravel as well as the overlying loamy cap to be Late Wisconsinan in age.
Numerous researchers have shown significant pedogenic processes occurring over time periods similar to or less than those addressed in this study (46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59).
Regarding the pedogenic interpretation, two hypotheses were considered: (1) the secondary development of a Lessive from a BrownEarth and (2) the secondary development of BrownEarth from an earlier Lessive.
The variability in the number of paleosols exceeds the documented shifts in late Pleistocene through Holocene climates, and speed at which said climatic changes could manifest themselves in the pedogenic record.
Entisols are soils that have little or no evidence of pedogenic horizons and such soils are common in subarctic and arctic regions (Soil Survey Staff, 1975).
The microvertebrates from the western Louisiana sites are recovered by acid dissolution and screening from conglomerates rich in pedogenic nodules (Schiebout et al.
This extensive MMI sampling program will extend and infill previous geochemical sampling which comprised wide spaced pedogenic soil, and limited MMI sampling.
Burrowing earthworms inhabiting flood land biogeocenosis of cryosolic alluvial soils are characterized by capability of using all soil profile from litter to pedogenic rock.