News International Sugar Journal

Staying ahead of resistance by weeds to herbicides [Registered]

The herbicide 2,4-D for broad leaf weeds is coming back. What many might consider a “dinosaur” may be the best solution for growers fighting weed resistance today, said Dean Riechers, University of Illinois associate professor of weed physiology. In a recently published article in Weed Science, Riechers and his team of research colleagues suggest that tank-mixing auxinic herbicides with glyphosate may be the best short-term option available to farmers interested in broad-spectrum, postemergence weed control. “Resistance has become a big problem,” Riechers said. “In 1997, researchers predicted that glyphosate resistance would not be a big issue in Round-Up Ready crops.…

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