A.A. Vays
Appropriateness of Relations between Diameters of Siberian Spruce Fir (Picea Obovata) on a Chests Height and on a Stumps Height in the Conditions of Central Siberia
Basing on data collected from different regions of Central Siberia it is determined that for Siberian spruce fir (Picea obovata) for dependencies d1.3 = f(dp) and dp = f(d1.3) building of united standard even at a rate of timber zone lead to significant value mistake, but it can be used at study on the general regularities.
Key words: model, diameter on chests height, diameter on stumps height, relationship, region, value level, main mistake, remainder.