TY JOUR TI THEORY OF LIQUID DISPERSION BY THE NOZZLES KW dispersion KW nozzle KW spray pattern KW torch spray angle KW impact force of stream KW irrigated surface JO Vestnik of Kazan State Agrarian University AU Ivanov, B.L. AU Ziganshin, B.G. AU Sharafeev, R.F. AU Sagbiev, I.R. PY 2019 IS 14 PB Kazan state agrarian University