TY JOUR TI Interdependence of basic quality properties of wood as a natural polymer KW wood porosity KW density KW strength KW a regression equation JO Actual directions of scientific researches of the XXI century: theory and practice AU Varivodina, I.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov