Hardwood round timber - Qualitative classification - Part 1: Oak and beech
This standard defines the rules for the qualitative classification of round timbers of oaks and beech presented in the form of tree-length, log or billet. The oaks classification is applied only for the following species: sessile oak (Quercus sessiliflora SALISB, or Quercus petraea LIEBL) and pedonculated oak (Quercus robur L. or Quercus pedonculata EHRH).
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