%0 Journal Article %T TO THE DEVELOPMENT OF SOIL TILLAGE WORKING UNITS ON THE BASIS OF FIELDS SOLIDGRAMS %A Kazakov, Y.F. %A Medvedev, V.I. %A Terentyev, A.G. %A Pavlov, V.S. %A Smirnov, A.G. %A Akimov, A.P. %K hardness of soils, solidgram, power and kinematic disturbance, combined soil-working unit, degree of freedom of the working unit, method of the theory of random oscillations %J Vestnik of Kazan State Agrarian University %D 2018 %N 13 %P 6 %I Kazan state agrarian University