TY JOUR TI The disc plough body with a hyperboloidal dump KW felling KW primary soil processing KW tillage tools KW disc plough body KW construction. JO Actual directions of scientific researches of the XXI century: theory and practice AU Zimarin, S.V. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov