| 摘要 |
<p>@ An automotive aerator consisting of a tractor (1) or the like and a vertically movable aerator (2) carried by the tractor or the like; wherein a landing sensor (22) for the detection of the spike pipe (7) of the aerator (2), a spiking means for driving the spike pipe into soil (8), a spiking depth detector (21) for detecting that the spike pipe has been driven to a predetermined depth in the soil are provided so that the actuation of the spiking means (8) is preferably started when the spike pipe (7) engages the surface of the soil and is stopped when the spike pipe (7) reaches a predetermined depth.</p> |
