TY CONF TI SOFT WOODS – RAW MATERIALS FOR INNOVATIVE PRODUCTION OF CONSTRUCTION MATERIAL KW structural material KW low-value wood KW improvement of properties KW operational characteristics KW technology JO Ecological and resource-saving technologies in science and technology AU Vorotnikov, D.A. AU Medvedev, I.N. AU Kitaev, V.V. PY 2022 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov