TY JOUR TI Universal machine for separation seeds of different cultures KW machine KW processing KW sieve KW separation KW seed KW cleaning KW mechanism KW design KW efficiency. JO Actual directions of scientific researches of the XXI century: theory and practice AU Tkachev, V.V. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov