TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

SOLONCHAK [1 record]

Record 1 2011-01-21

English

Subject field(s)
  • Soil Science
  • Geochemistry
DEF

A ... soil formed usually by the salinization of soils in steppe, desert, and semidesert regions having an exudative water regime, that is, a regime in which salts rise to the upper soil layers owing to the evaporation of groundwater from the surface.

CONT

The profile of solonchak soils is differentiated into poorly defined horizons. ... Solonchaks are found in Central Africa, Asia, Australia, and North America.

Key term(s)
  • solontchak
  • solontchak soil

French

Domaine(s)
  • Science du sol
  • Géochimie
DEF

Sol salin dont la surface porte des efflorescences blanches ou très claires.

CONT

Si le sol n'était qu'un simple solonchak, le lavage pourrait enlever les sels. Mais quand le Na2CO3 a été formé, il ne peut plus être enlevé par le lavage.

OBS

Les solontchaks sont généralement liés à des conditions arides ou semi-arides et à l'existence d'une nappe d'eau salée.

Spanish

Campo(s) temático(s)
  • Ciencia del suelo
  • Geoquímica
DEF

Suelo halomorfo, de perfil poco diferenciado, de zonas áridas, ligado a aguas freáticas saladas, con pH alcalino y afloramientos salinos en superficie.

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