TY JOUR TI INCREASING THE WEAR RESISTANCE OF THE WORKING BODIES OF CULTIVATORS IN AGRICULTURAL ENTERPRISES BY ALLOYING THE SURFACE LAYER OF THE CUTTING PART KW lancet paw KW wear resistance KW alloying KW surfacing KW coefficient of friction JO Vestnik of Omsk SAU AU DAMANSKIJ, R.V. PY 2023 IS 51 PB FSBEI HE Omsk SAU