%0 Journal Article %T The technology of resonant selection of logs before sawing timber workshops %A Efimov, A.. %A Simatova, T.. %K resonance logs, sawn timber, short roundwood, ultrasound diagnostics %J Actual directions of scientific researches of the XXI century: theory and practice %D 2015 %N 3 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov