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Useful model relates to agricultural mashinostroeniyu , in particular to levelling rollers.
In utility model can be obtained the following technical result : homogeneity of structure soil treatment fields stubble after harvesting large stem crops and much summer grasses and production of mulching layer of soil on depth of up to 6 cm with kamkami earth to 80% from soil structure.
Technical result utility model is achieved as follows : spur are made in the form of knife element, having one-sided or double-sided sharpening angle