TY JOUR TI RESULTS OF LABORATORY STUDIES OF THE SEPARATING SYSTEM WITH THERMAL ENERGY OF CLEANING THE POTATO HARVESTING MACHINE KW experimental research KW tubers KW potatoes KW exhaust gases KW separation system KW bar elevator JO Vestnik of Kazan State Agrarian University AU Dorohov, A.S. AU Aksenov, A.G. AU Sibirev, A.V. AU Mosyakov, M.A. AU Sazonov, N.V. PY 2022 IS 17 PB Kazan state agrarian University