TERMIUM Plus®

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

TOPSOIL [3 records]

Record 1 2013-06-19

English

Subject field(s)
  • Soil Science
  • Soil Mechanics (Engineering)
  • Geology
DEF

The upper part of a natural soil that is generally dark coloured and has a higher content of organic matter and nutrients when compared to the (mineral) horizons below excluding the humus layer.

OBS

For arable land, "topsoil" refers to the ploughed soil depth; for grassland, it is the soil layer with high root content.

OBS

topsoil: term and definition standardized by the International Organization for Standardization (ISO).

French

Domaine(s)
  • Science du sol
  • Mécanique des sols
  • Géologie
DEF

horizon(s) superficiel(s) : Partie supérieure d'un sol naturel, généralement de couleur foncée et contenant plus de matières organiques et de nutriments que les horizons sous-jacents, en excluant les couches d'humus.

OBS

Pour les sols cultivés, l'horizon superficiel correspond à la profondeur de sol labouré; pour les prairies, il s'agit de la couche de sol contenant une quantité importante de racines.

OBS

horizon superficiel : terme et définition normalisés par l'Organisation internationale de normalisation (ISO).

Key term(s)
  • horizons superficiels

Spanish

Save record 1

Record 2 2003-09-02

English

Subject field(s)
  • Soil Science
  • Ecology (General)
DEF

The layer of fertile soil at the ground surface.

CONT

Weed control by plowing has been directly responsible for the removal of topsoil faster than it can be formed by natural process.

OBS

... used to topdress roadbanks, gardens, and lawns.

French

Domaine(s)
  • Science du sol
  • Écologie (Généralités)
OBS

Dans les textes anglais d'aménagement paysagiste [on rencontre constamment les deux termes «topsoil» et «fill» : on dit en France terre végétale pour le premier et déblais pour le second.]

Spanish

Campo(s) temático(s)
  • Ciencia del suelo
  • Ecología (Generalidades)
DEF

Capa superior del suelo que contiene matería orgánica, ocupada por vegetación.

Save record 2

Record 3 2000-08-24

English

Subject field(s)
  • Soil Science
DEF

The layer of soil moved in cultivation.

French

Domaine(s)
  • Science du sol
DEF

Couche du sol remuée au labourage.

OBS

couche arable : terme uniformisé par le Groupe de travail de terminologie du génie.

Spanish

Save record 3

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