TY JOUR TI THE INFLUENCE OF VESSELS VARIABILITY ON WOOD QUALITY OF BIRCH AND ASPEN IN THE TRUNK OF THE TREE KW JO Forestry Engineering Journal AU Platonov, A.D. AU Mikheevskaya, M.A. AU Snegireva, S.N. AU Kuryanova, T.. AU Kiseleva, A.V. AU Topcheev, A.N. PY 2018 IS 8 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov