| 摘要 |
An agricultural machine such as a seed drill or a soil tillage machine comprises at least one soil tillage entity (23a, 23b) with a plurality of disc entities (2), and a towing device (21) for connecting to a tractor (22). In accordance with the invention, at least those disc entities that till the soil compressed by the tractor wheels arc provided with adjusting means (8, 10, 11, 12, 16, 17, 18, 44, 46) for adjustment of the vertical distance of the disc (4) relative to the said fastening device (14). <IMAGE> |
