Soil science

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

Biodegradable

Earth science; Soil science

A substance able to be decomposed by biological processes.

Cryands

Earth science; Soil science

Andisols that have a cryic or pergelic soil temperature regime.

Nutrient concentration vs. content

Earth science; Soil science

Concentration is usually expressed in grammes per kilogramme (g kg-1) or milligrammes per kilogramme (mg kg-1) of dry or fresh weight; content is usually expressed as weight per unit area (e.g., kg ...

Pyrophyllite

Earth science; Soil science

Si4Al2O10 (OH) 2 An aluminosilicate mineral with a 2:1 layer structure but without isomorphous substitution. It is dioctahedral.

Boulders

Earth science; Soil science

Rock or mineral fragments >600 mm in diameter.

Mass movement

Earth science; Soil science

Dislodgement and downslope transport of soil and rock material as a unit under direct gravitational stress. The process includes slow displacements such as creep and solifluction, and rapid ...

Middle infrared

Earth science; Soil science

A term for the mid section of the infrared region of the electromagnetic spectrum with wavelengths from around 2 or 3 μm (varying with the author), to around 25 μm. This is the region commonly ...