It may seem obvious, but before any test it is best to define what a particular implement is required to do. In this test we set the following parameters for our three cultivators: To loosen topsoil, incorporate stubble and any crop residues, and leave a fine and level tilth with tramlines and other wheelings obliterated. Other demands include low power inputs, simple operation, a robust design and blockage-free operation. One final requirement is, of course, for an affordable buying price.
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