%0 Journal Article %T Regulations on inventory of wood bark in the trunks and of assortments birch %A Vetrov, L.. %K white birch, trunk, roundwood, bark, bark percentage in assortments %J Forestry Engineering Journal %D 2014 %N 4 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov