Australian growers have made significant inroads against herbicide-resistance weeds in recent years by focusing on harvest-time weed seed controls. One of the most popular strategies is the use of an impact mill that intercepts chaff as it exits the harvester. The mill destroys weed seeds and then deposits the residue on the field for moisture conservation and nutrient cycling.
Click here for original story, Research validates new control tactic for herbicide-resistant weeds in US soybean crops
Source: Phys.org