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

thermocouple

Earth science; Soil science

A device consisting of two junctions of dissimilar metals which response to temperature differences between the two junctions.

fen

Earth science; Soil science

A peat accumulating wetland that receives some drainage from surrounding mineral soils and usually supports marsh-like vegetation. These areas are richer in nutrients and less acidic than bogs. The ...

apparent specific gravity

Earth science; Soil science

A term formerly used to designate the ratio of the mass per unit bulk volume of soil and water.

calcan

Earth science; Soil science

A cutan composed of carbonates.

eluvial horizon

Earth science; Soil science

A soil horizon that has been formed by the process of eluviation.

sticky point

Earth science; Soil science

(i) A condition of consistency at which the soil barely fails to stick to a foreign object. (ii) Specifically and numerically, the water mass content of a well-mixed kneaded soil that barely fails ...

associative symbiosis

Earth science; Soil science

A close but relatively casual interaction between two dissimilar organisms or biological systems. The association may be mutually beneficial but is not required to accomplish specific functions.