TILLAGE IMPLEMENT

PROBLEM TO BE SOLVED: To provide a tillage implement which includes a soil-crushing member having a high crushing ability against clod and a little fear of breakdown and falling.SOLUTION: A tillage implement comprises rolling wheels 50 disposed at the back of an implement body for performing tillage work. The rolling wheels 50 are supported rotatably on a shank 51 widthwise extending and supported by the body of the implement body on a shank 51 extending and supported in the width direction of the implement body. In the shank 51, small-diameter shaft portions 51b extending through from one end side to the other end side of the widthwise direction of the rolling wheels 50 and out of the two end portions of the rolling wheels 50 are fixed on a frame 40, so that the rolling wheels 50 are rotatably supported by the shank 51. This shank 51 is equipped with a soil-crushing member 60 for crushing a clod S having invaded into the rolling wheels 50 at the rolling time of the rolling wheels 50.