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HEIGHT-DIAMETER RATIO [1 record]

Record 1 2001-05-01

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Silviculture
  • Forestry Operations
DEF

The ratio of tree height to diameter at breast height, which provides a measure of tree taper and, indirectly, of past stand management, density, and stand stability.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Sylviculture
  • Exploitation forestière
DEF

Équation mathématique qui permet de déterminer, pour un territoire donné, la hauteur totale d'un arbre (en mètres) à partir de son diamètre (en centimètres) mesuré à 1 m 30 du niveau le plus haut du sol.

OBS

La relation hauteur/diamètre s'exprime de la façon suivante : Hauteur (m) = A + (B x classe de diamètre (cm)) + (C x classe de diamètre au carré) où A = l'ordonnée à l'origine B = le coefficient d'effet linéaire C = le coefficient d'effet quadratique.

Key term(s)
  • rapport hauteur-diamètre

Spanish

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