- active layer of soil
- nдеятельный слой (грунта)
Англо-русский строительный словарь. — М.: Русский Язык. С.Н.Корчемкина, С.К.Кашкина, С.В.Курбатова. 1995.
active layer of soil
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Active layer — In environments containing permafrost, the active layer is the top layer of soil that thaws during the summer and freezes again during the autumn. In all climates, whether they contain permafrost or not, the temperature in the lower levels of the … Wikipedia
active layer — (in arctic or subarctic regions) the layer of soil, above the permafrost, that thaws during the summer. * * * … Universalium
active layer — (in arctic or subarctic regions) the layer of soil, above the permafrost, that thaws during the summer … Useful english dictionary
active layer — the upper few metres of soil in a periglacial area which undergoes thawing in summer and is prone to mass movement relative to the permafrost layer below … Geography glossary
Soil mechanics — is a discipline that applies principles of engineering mechanics, e.g. kinematics, dynamics, fluid mechanics, and mechanics of material, to predict the mechanical behavior of soils. Together with Rock mechanics, it is the basis for solving many… … Wikipedia
soil — soil1 soilless, adj. /soyl/, n. 1. the portion of the earth s surface consisting of disintegrated rock and humus. 2. a particular kind of earth: sandy soil. 3. the ground as producing vegetation or as cultivated for its crops: fertile soil. 4. a… … Universalium
Soil — For other uses, see Soil (disambiguation). A represents soil; B represents laterite, a regolith; C represents saprolite, a less weathered regolith; the bottommost layer represents bedrock … Wikipedia
Canadian system of soil classification — The Canadian system of soil classification is more closely related to the American system than any other. They differ in several ways. The Canadian system is designed to cover only Canadian soils. The Canadian system dispenses with a sub order… … Wikipedia
San Joaquin (soil) — San Joaquin is an officially designated state insignia, the State Soil of the U.S. state of California.The California Central Valley has more than 500,000 acres (2,000 km²) of San Joaquin soils, named for the south end of that valley. This series … Wikipedia
Paxton (soil) — Paxton, Fine Sandy Loam The Official State Soil of Massachusetts The Paxton soil series was established in Worcester County Massachusetts in 1922, and is named for the town of Paxton where it was first described and mapped. In 1991, the… … Wikipedia
Gelisols — Gelisol a Gelisol profile Used in: USDA soil taxonomy Profile: OAC … Wikipedia
