dbh
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English
Alternative forms
Noun
dbh (uncountable)
- (botany) Initialism of diameter at breast height, a standard method of expressing the diameter of the trunk or bole of a standing tree, measured at the supposed height above ground of an adult's breast (which varies according to local convention from 1.3 to 1.5 metres).
- 1999 June 4, Douglas Sheil et al., “Tree Species Diversity in Logged Rainforests”, in Science, volume 284, number 5420, :
- We again found that the number of tree species in a sample of stems 20 cm dbh or larger is greater in selectively logged forest 8 years after the harvest than in nearby unlogged forest (t test, d.f.
- 2006, Douglas J. Boland et al., Forest Trees of Australia, 5th edition, CSIRO Publishing, page 284:
- Tuart is usually a tall tree attaining 25–40 m in height and 1–2 m dbh, but in the northern part of its distribution it may be reduced to about 10–15 m in height.