TY JOUR TI Research characteristics of deflector attacks of circle type KW sprinkling KW sprinkling machine KW deflector nozzle KW rain forming device KW irrigation KW wide-grip circular sprinkler KW deflector nozzle JO Melioration and Water Management AU Slabunov, V.V. AU Slabunova, A.V. AU Kupriyanov, A.A. PY 2020 IS 2020 PB ANO Editorial Board Melioration and water management