TY JOUR TI STUDY OF THE INTERACTION OF A SPRING-LOADED PLOUGHSHARE WITH SOIL LAYER PARTICLE BASED ON THE SOLUTION OF THE LAGRANGE EQUATION OF THE SECOND TYPE KW spring-loaded share KW soil lumps KW movement of soil particles KW soil layer KW vibrations KW vibration energy JO Vestnik of Kazan State Agrarian University AU Yudaev, Y.A. AU Abramov, Y.N. AU Ivankina, O.P. AU Uglanov, M.B. AU Baigildeeva, E.I. PY 2023 IS 18 PB Kazan state agrarian University