TY CONF TI PROMISING TECHNOLOGIES FOR IMPROVING THE EFFICIENCY OF GROUP ACCOUNTING OF ROUND TIMBER KW Timber harvesting KW log accounting KW roundwood KW group accounting KW assortment JO Ecological and resource-saving technologies in science and technology AU Belyaev, N.L. AU Kunitskaya, O.A. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov