4 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
Shoulder
Earth science; Soil science
The hillslope position that forms the uppermost inclined surface near the top of a slope. If present, it comprises the transition zone from backslope to summit. This position is dominantly convex ...
Exchange acidity
Earth science; Soil science
The acidity of a soil that can be neutralised by lime or a solution buffered in the range of 7 to 8.
Extractable soil nutrient
Earth science; Soil science
The quantity of a nutrient removed from the soil by a specific soil test procedure.
Hydrodynamic dispersion coefficient
Earth science; Soil science
The coefficient in the solute convection equations that accounts for hydrodynamic dispersion, it is usually determined by solving an inverse problem.
Surface sealing
Earth science; Soil science
The deposition by water, orientation and/or packing of a thin layer of fine soil particles on the immediate surface of the soil, greatly reducing its water permeability.
Priming effect
Earth science; Soil science
Stimulation of microbial activity in soil, usually organic matter decomposition, by the addition of labile organic matter.
