TY JOUR TI SPATIAL DYNAMOMETRATION OF THE PROCESS OF OBSTACLES OVERCOMING BY WORKING BODIES OF TILLAGE TOOLS ON A VIRTUAL STAND KW JO Forestry Engineering Journal AU Lysych, M.N. PY 2019 IS 9 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov