By Raney Rapp
Delta Farm Press
After several seasons of perennial grasses popping up in fields and evading herbicide efficacy, Louisiana farmers and researchers are becoming concerned about future control of weeds in rice.
At the H. Rouse Caffey Rice Research Station in Crowley, Connor Webster, weed specialist for rice at Louisiana State University, said many trials have been conducted on perennial grass and sedge species with little to no response to commonly used herbicides, which is a red flag for resistance.