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Herbicide-Resistant Weeds Popping Up in Kansas, Researchers Concerned

April 20, 2010

Researchers from Kansas State University have confirmed five different populations of kochia, or fireweed, which affects soybean and cereal crops, have developed resistance to glyphosate, the active ingredient in Roundup and other herbicide brands.  Researchers such as Curtis Thompson, a weed scientist at Kansas State University, have voiced concern for the impact this will have on the region. “These populations are widespread enough that everyone needs to be concerned,” noted Thompson.  This report arrives on the heals of another report of rootworms and other pests rapidly developing resistance to genetically modified crops altered to create a plants with pesticide traits.

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