| 摘要 |
Method for treating land in which plants, for example lettuces, are grown, consisting in passing at least one blade (6) horizontally through the ground beneath the plants so as to lift up the earth as this blade passes. Tool (5) for implementing this method, comprising a horizontal blade (6), the ends of which are borne by the lower ends of vertical arms (8) joined together by at least one upper crossmember (7). <IMAGE>
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