TY JOUR TI SIMULATION RESULTS OF THE PROCESS OF EMBEDDING SEED DRILLS WITH SOIL KW seeder KW soil KW drill KW soil density KW mathematical model KW optimization KW parameters JO Forestry Engineering Journal AU Kazakov, I.V. PY 2019 IS 9 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov