When weeds have poked their heads up above the crop it is too late for spraying with a herbicide or carrying out a pass with a hoe or weeder. Nests of thistles, wild grass, blackgrass or millet not only suppress the crop, but possibly more important is that, when they go to seed, the weed burden is going to increase in future years, depending on the rotation.
Christoph Deschberger, Georg Hanslauer and Martin Möseneder, from DHM Engineering, in Austria, have further developed a front mounted weed cutter unit that was initially designed and built by Christoph’s father, along with a local farmer, about 10 years ago. This earlier predecessor of the DHM BioCut used the same principle of a double knife to cut off any weeds growing above the main…
