TERMIUM Plus®

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

WORMCAST [1 record]

Record 1 2011-05-17

English

Subject field(s)
  • Worms and Related Organisms
  • Soil Science
  • Soil Improvement and Fertilizer Management
DEF

A concentric mass of earth or mud excreted by earthworms.

DEF

Excrement of earthworms which is an important factor in the modification of soils.

CONT

Earthworms swallow earth and digest out of it organic substances which have been broken down by other animals and bacteria, excreting the inorganic parts as feces. ... the piles of feces from earth worms in [each square meter] of meadow were weighed over a period of a year. It was found that the amount of earth brought up varied from 4.4 to 8 kg.

Key term(s)
  • casting

French

Domaine(s)
  • Vers et organismes apparentés
  • Science du sol
  • Fumure et amélioration du sol
DEF

Masse concentrique de terre et autres débris excrétée par les vers de terre.

CONT

[...] les vers ingèrent toujours un peu de terre et isolent temporairement une fraction du sol dans leur tube digestif. Après la digestion, ils rejettent un mélange de terre et de débris végétaux soit dans le sol, soit le long de leurs galeries ou bien en dépôts concentriques - des turricules - à la surface.

Key term(s)
  • tortillon
  • tortillon de ver de terre
  • tortillon de lombric

Spanish

Campo(s) temático(s)
  • Gusanos y organismos semejantes
  • Ciencia del suelo
  • Abono y mejoramiento del suelo
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