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

Add a new term

Contributors in Soil science

Become a Contributors

Soil science

Augite

Earth science; Soil science

A dark colored, ferromagnesium mineral representative of the pyroxene group.

Slump

Earth science; Soil science

(i) A mass movement process characterised by a landslide involving a shearing and rotary movement of a generally independent mass of rock or earth along a curved slip surface (concave upward) and ...

Soil conservation

Earth science; Soil science

(i) Protection of the soil against physical loss by erosion or against chemical deterioration; that is, excessive loss of fertility by either natural or artificial means. (ii) A combination of all ...

Soil survey

Earth science; Soil science

(i)The systematic examination, description, classification, and mapping of soils in an area. Soil surveys are classified according to the kind and intensity of field examination. (ii) The programme ...

Clayey

Earth science; Soil science

(i) Texture group consisting of sandy clay, silty clay, and clay soil textures. (ii) Family particle-size class for soils with 35% or more clay and <35% rock fragments in upper subsoil horizons.

Todorokite

Earth science; Soil science

(Na, Ca, K, Ba, Mn2+)2 Mn4O12•3H2) A black manganese oxide that occurs in soils and in the weathered regolith of sediments. It has a tunnel structure.

Biosequence

Earth science; Soil science

A group of related soils that differ, one from the other, primarily because of differences in kinds and numbers of plants and soil organisms as a soil-forming factor.