11 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
Triaxial shear test
Earth science; Soil science
A test in which a cylindrical specimen of soil umbric epipedon encased in an impervious membrane is subjected to a confining pressure and then loaded.
Foliar diagnosis
Earth science; Soil science
An estimation of plant mineral nutrient status from the chemical composition of selected plant parts, and the colour and growth characteristics of the plant foliage.
Ustox
Earth science; Soil science
Oxisols that have an ustic moisture regime and either hyperthermic or isohyperthermic soil temperature regimes or have <20 kg organic carbon in the surface cubic meter.
Metallic bond
Earth science; Soil science
Bond resulting from the attraction of positively charge nuclei and valence electrons that can freely migrate amongst all the nuclei in a substance.
Soil qualities
Earth science; Soil science
Inherent attributes of soils which are inferred from soil characteristics or indirect observations (e.g., compactibility, erodibility, and fertility).
Category
Earth science; Soil science
Any one of the ranks of the system of soil classification in which soils are grouped on the basis of their characteristics.
Soil tunnelling
Earth science; Soil science
Accelerated erosion which results in subterranean voids and tunnels.
