TERMIUM Plus®

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irregular shelterwood system [1 record]

Record 1 1999-10-13

English

Subject field(s)
  • Silviculture
DEF

Harvest cutting in which opening of canopy is irregular and gradual; generally in groups, with the final cutting often in strips; regeneration natural; regeneration interval long, often up to half the rotation, and the resultant crop considerably uneven-aged and irregular. (3) Much of the harvesting of Canadian old-growth conifer stands composed of tolerant species has been a type of irregular shelterwood.

French

Domaine(s)
  • Sylviculture
DEF

Modalité d'exécution du mode de régénération par coupes progressives où l'on ouvre le couvert de façon graduelle mais irrégulière, généralement par trouées, et avec coupe définitive souvent par bandes; régénération naturelle; longs intervalles entre les coupes pouvant atteindre jusqu'à la moitié de la révolution; peuplement résultant d'âge très mêlé et irrégulier. (3) La plus grande partie de la récolte effectuée dans les vieux peuplements conifériens du Canada constitués d'essences tolérantes a été une variante de ce mode de régénération.

Spanish

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