By Brian Jenks, Ph.D.
It’s now been 24 years since herbicide-tolerant canola was first approved in the United States. The ability to control weeds in canola with post-emergence broadleaf herbicides revolutionized canola production. Prior to 1998, soil-applied herbicides Treflan® and Sonalan® were able to provide decent control for many weeds; however, many canola fields struggled to compete with tough weeds like kochia. With no post-emergence herbicide options other than Stinger®, growers had to save canola for their cleanest fields and hope the crop would outcompete the weeds. Read More »