TY JOUR TI Dynamics of change of drops size in the spattering stream of ventilatory sprayers KW chemical preparation KW working liquid KW sprinkler KW concentration KW spraying organ KW spraying stream KW drops KW dispersion of preparation. JO Actual directions of scientific researches of the XXI century: theory and practice AU Bekirov, R.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov