Image Credit: G Butler
Over the past few years SANTFA has been exploring the potential for high pressure water jet cutters to be used for tillage, banding, and stubble management. The water jet is applied by an Ultra High Pressure (UHP) pump, at around 50,000 psi (3447 bar). This jet has an enormous capacity to cut; high pressure water jets are used to cut the rims on your car! This creates an opportunity for another option for killing weeds via physical interaction rather than chemical. The technology has only been prototyped so far, so we will have to wait to see which companies decide to offer their variation of the product.
Read more at the following links (first published 2011, second published 2013)