NDSU weed scientists first confirmed resistance to PPO-inhibiting (Group 14) herbicides in kochia in 2022. (NDSU photo)
NDSU Extension Herbicide-resistant kochia is problematic for farmers in North Dakota, according to Joe Ikley, North Dakota State University Extension weed specialist.NDSU weed scientists first confirmed resistance to PPO-inhibiting (Group 14) herbicides in kochia in 2022. In a collaborative effort, BASF scientists discovered a target-site mutation in kochia that provided resistance to Gr...