| 摘要 |
A coulter with a coulter disc for delivering agricultural materials into soil along one direction F of travel, a height measuring apparatus which is located in the region of the coulter disc for measuring a penetration depth Tm of the coulter disc into the soil, a coulter holder for swivelling holding of the coulter disc on a coulter frame and height setting relative to the coulter frame, the penetration depth T of the coulter disc being controllable/adjustable depending on the measured penetration depth Tm. |
