| 摘要 |
A soil loosening device connected with a pulling means provides for an intensive deep loosening of compact mainly agriculturally used soils and has for each loosening furrow two oppositely driven teeth in tandem arrangement, equipped with blades which form a joint blade surface subdivided into blade partial surfaces wherein the forward partial blade surface and the rear partial blade surface perform alternately with the forward surface first cutting the soil and the rear surface then lifting the soil which has been cut.
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