5 Terms
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Soil science
That science dealing with soils as a natural resource on the surface of the earth including soil formation, classification and mapping; physical, chemical, biological, and fertility properties of soils per se; and these properties in relation to the use and management of soils.
Industry: Earth science
Add a new termContributors in Soil science
Soil science
Consortia
Earth science; Soil science
Natural microbial assemblages of two or more species in which each microorganism benefits from the other. The group may collectively carry out some process (i.e., xenobiotic degradation) that no ...
Anthropic epipedon
Earth science; Soil science
A surface layer of mineral soil that has the same requirements as the mollic epipedon with respect to color, thickness, organic carbon content, consistence and base saturation, but that has >110 mg P ...
Sepiolite
Earth science; Soil science
Si12Mg8O30 (OH) 4 (OH2)•8H2) A fibrous clay mineral composed of two silica tetrahedral sheets and one magnesium octahedral sheet that make up the 2:1 layer. The 2:1 layers occur in strips with an ...
Discontinuous permafrost
Earth science; Soil science
Permafrost occurring in some areas beneath the exposed land surface throughout a geographic region where other areas are free of permafrost.
Buried soil
Earth science; Soil science
Soil covered by an alluvial, loessal, or other surface mantle of more recent depositional material, usually to a depth greater than 50 cm.
Xerolls
Earth science; Soil science
Mollisols that have a xeric soil moisture regime. Xerolls may have a calcic, petrocalcic, or gypsic horizon, or a duripan.
Biostimulation
Earth science; Soil science
Addition of nutrients to contaminated soil to stimulate indigenous microorganisms to carry out bioremediation.
