(57) Abstract Topic Worker the sole without being able to hurt, operation of trail powerIt is located the dot on the center line for the inserting direction of the blade floorIt can do thing, at the same time by small trail power the blade floor in the soil exactly it is deepku inserting it is possible, it unearths and offers the farmland tool. Solutions One side of shaft 3 the handle where it can provide handle 4 in the edgeThe abbreviation half it is formed cylindrical from section 2 and pedal 6 and arch board 7,A little in the upper part it is foot interposition section vis-a-vis the inserting direction of 5 and the soil the bayTune doing, to consist of the blade floor 9 which was formed, of a foot interposition section 5When the other end of the longitudinal direction of pedicel 2 run facilities is done on the chi board 7 surface medianTogether, the blade floor 9 end face on pedal 6 back of the foot interposition section 5 run facilitiesIt features that the re te it is.
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