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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
Neutralism
Earth science; Soil science
A lack of interaction between two organisms in the same ecosystem.
Basic slag
Earth science; Soil science
A by-product in the manufacture of steel, containing lime, phosphorus, and small amounts of other plant nutrients such as sulfur, manganese, and iron.
Agric horizon
Earth science; Soil science
A mineral soil horizon in which clay, silt and humus derived from an overlying cultivated and fertilised layer have accumulated. The wormholes and illuvial clay, silt and humus, occupy at least 5% ...
Saturate
Earth science; Soil science
(i) To fill all the voids between soil particles with a liquid. (ii) To form the most concentrated solution possible under a given set of physical conditions in the presence of an excess of the ...
Escarpment
Earth science; Soil science
A relatively continuous cliff or relatively steep slope, produced by erosion or faulting, breaking the general continuity of more gently sloping land surfaces. The term is most commonly applied to ...
Band application
Earth science; Soil science
A method of fertiliser or other agrichemical application above, below, or alongside the planted seed row. Refers to either placement of fertilisers close to the seed at planting or subsurface ...
Aquitard
Earth science; Soil science
A body of rock or sediment that retards but does not prevent the flow of water to or from an adjacent aquifer. It does not readily yield water to wells or springs but may serve as a storage unit for ...
