%0 Journal Article %T Theoretical substantiation of the parameters of the device to massage the udder of cows %A Chekhunov, O.. %K massage the udder, device, vacuum, body work, mechanical %J Actual directions of scientific researches of the XXI century: theory and practice %D 2014 %N 2 %P 4 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov