CropsSyngenta has submitted a HiFlex label expansion to the US Environmental Protection Agency that would double the maximum yearly rate of bicyclopyrone in its corn herbicides and allow a pre-emergence product to be followed by Acuron GT after emergence.
A chute on the combine funnels chaff and weed seed into narrow rows, past research put 95% of waterhemp seed into 5% of a field, and Ohio Soybean Council-funded work by Amber Emmons and Dr Eugene Law finds heavy chaff can cut waterhemp emergence 90% at densities equal to a 100 bu/ac soybean crop,
University of Minnesota Extension says row-crop growers can cut future weed pressure by mowing field edges, pulling escapes before they reach the combine, harvesting clean fields first and cleaning machines between fields.
