TY JOUR TI IMPROVING THE EFFICIENCY OF THE WORKING PROCESS OF FOREST FIRE SOIL THROWING MACHINE WITH HYDRAULIC ROTOR KW JO Forestry Engineering Journal AU Drapalyuk, M.V. AU Popikov, P.I. AU Stupnikov, D.S. AU Sharov, A.V. AU Sherstyukov, N.A. PY 2019 IS 9 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov