20 Terms
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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
fertilizer
Earth science; Soil science
Any organic or inorganic material of natural or synthetic origin (other than liming materials) that is added to a soil to supply one or more plant nutrients essential to the growth of plants. These ...
exchangeable sodium ratio (ESR)
Earth science; Soil science
The ratio of exchangeable sodium to all other exchangeable cations.
horizonation
Earth science; Soil science
The development of horizons in soil as a result of a soil forming process or a combination of soil forming processes.
soil column
Earth science; Soil science
An isolation volume of soil used to conduct one-dimentional flow and transport studies.
screefing
Earth science; Soil science
A method of preparing forest soils for planting or seeding that consists of mechanically pushing aside the humus layer to expose mineral soil.
coefficient of curvature
Earth science; Soil science
The ratio (D302/ (D10 × D 60 which quantifies the shape of the particle size distribution curve.
