24 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
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Soil science
Calcium carbonate equivalent
Earth science; Soil science
The content of carbonate in a liming material or calcareous soil calculated as if all of the carbonate is in the form of CaCO3.
Soil drainage class
Earth science; Soil science
The group in which a soil series Is placed on the basis of the depth of the profile which is free from saturation.
Gravity flow
Earth science; Soil science
Water flow due to the force of gravity. Used in irrigation, drainage, inlets, and outlets.
Nutrient mass flow
Earth science; Soil science
The movement of solutes associated with net movement of water.
Gravity head
Earth science; Soil science
The amount of work required to raise a body a specified height in a gravity field. Gravity head is expressed as energy per weight and is equal to the distance Z, of a measurement point in the soil ...
Bragg's Law
Earth science; Soil science
The relationship between x-ray wavelength (λ), the crystal planar spacings (d), and the x-ray beam incident angle(θ) when diffraction occurs;nλ = 2dsinθ.
Maximum contaminant level (MCL)
Earth science; Soil science
The highest chemical concentration permissible in a water cource as defined by the regulatory authority.
