%0 Journal Article %T Decrease in negnativny impact on the soil of propellers of a wheel tractor at turn %A Belyaev, A.. %K ways of movement of a tractor, speed of movement of a tractor, air pressure in tires, density and soil hardness %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 3 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov