TY JOUR TI Features determination of ash in the wood pellets KW burning KW wood KW ash KW weight KW determination KW experience KW pellet KW stove KW result KW temperature KW fuel JO Actual directions of scientific researches of the XXI century: theory and practice AU Zotova, E.. PY 2014 IS 2 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov