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

Periglacial

Earth science; Soil science

Pertaining to processes, conditions, areas, climates, and topographic features occurring at the immediate margins of glaciers and ice sheets, and influenced by cold temperature of the ice.

Pebbles

Earth science; Soil science

Rounded or partially rounded rock or mineral fragments between 2 and 75 mm in diameter. Size may be further refined as fine pebbles (2-5 mm diameter), medium pebbles (5-20 mm diameter), and coarse ...

Rough broken land

Earth science; Soil science

Areas with very steep topography and numerous intermittent drainage channels but usually covered with vegetation.

Continuous permafrost

Earth science; Soil science

Permafrost occurring everywhere beneath the exposed land surface throughout a geographic region.

Amphiboles

Earth science; Soil science

Ferromagnesian mineral group containing silica as double chain units and OH as an essential constituent.

Primary nutrients

Earth science; Soil science

Refers to N, P, and K in fertilizers.

Alfisols

Earth science; Soil science

Mineral soils that have umbric or ochric epipedons, argillic horizons, and that hold water at <1. 5 MPa tension during at least 90 days when the soil is warm enough for plants to grow outdoors. ...