TY JOUR TI PECULIARITIES OF DESTRUCTION OF SOIL CLUMPS ON SURVEYING SEPARATORS OF POTATO CARRIER MACHINES KW harvesting potatoes; destruction of soil clumps KW low-cycle fatigue strength KW vibration separator JO Vestnik of Kazan State Agrarian University AU Kamaletdinov, R.R. AU Rakhimov, Z.S. AU Abdrakhmanov , R.. PY 2018 IS 13 PB Kazan state agrarian University