Tag Archives: loyant

Multiple herbicide resistance in barnyardgrass prompts red flag warning

jason norsworthy, rice flatsedge

• By Vicky Boyd, Editor • A grassy weed with resistance to multiple herbicides poses as big – if not a bigger – challenge to Arkansas rice growers than herbicide-resistant Palmer amaranth does to soybean and cotton producers. That was the sobering outlook University of Arkansas Weed Scientist Jason Norsworthy presented about herbicide-resistant barnyardgrass during the recent University of Arkansas ... Read More »