TY JOUR TI THE METHODS OF CALCULATION OF ELECTRIC REPELLER PARAMETERS FOR THE PROTECTION OF AGRARIAN AND INDUSTRIAL COMPLEX FROM BLUE PIGEON KW synanthropic birds KW electrophysical method KW area of protection KW efficiency of scaring away JO Bulletin of KSAU AU Ashikhmin, A.A. AU Andreev, L.N. AU Surinsky, D.O. PY 2017 IS PB Krasnoyarsk State Agrarian University