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

Conduction

Earth science; Soil science

Process by which heat moves in a soil through vibration of atoms.

Land capability subclass

Earth science; Soil science

Groups of capability units within classes of the land capability classification that have the same kinds of dominant limitations for agricultural use as a result of soil and climate. Some soils are ...

Dark grey gleysolic soil

Earth science; Soil science

A term used in Canada to describe an intrazonal group of imperfectly to poorly-drained forested soils having dark-gray A horizons, moderately high in organic matter, underlain by mottled grey or ...

Umbric 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, structure, and phosphorus content, but ...

Folists

Earth science; Soil science

Histosols that have an accumulation of organic soil materials mainly as forest litter that is <1 m deep to rock or to fragmental materials with interstices filled with organic materials. Folists are ...

Talus

Earth science; Soil science

Rock fragments of any size or shape (usually coarse and angular) derived from and lying at the base of a cliff or very steep rock slope. The accumulated mass of such loose, broken rock formed ...