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

Loess

Earth science; Soil science

Material transported and deposited by wind and consisting of predominantly silt-sized particles.

Slope

Earth science; Soil science

Degree of deviation of a surface from the horizontal, usually expressed in percent or degrees.

Arable land

Earth science; Soil science

Land so located that production of cultivated crops is economical and practical.

Cyclic salt

Earth science; Soil science

Salt lifted by wind from the spray of sea water or salt lakes, blown inland, and returned to the originating water body via drainage.

Pit and mound topography

Earth science; Soil science

Complex microrelief created by numerous cradle knolls and their attendant pits. Usually associated with forested sites or cleared sites that have not been plowed.

Food chain

Earth science; Soil science

Movement of soil nutrients from one life form to another as a result of the different feeding habits and dietary requirements of the organisms in the soil ecosystem.