News tagged with resistant weeds

Scientists fight 'super weeds' with sustainability

(—Across the United States, fields of genetically engineered crops have become laboratories for the evolution of glyphosate-resistant (GR) weeds. These fast-growing "super weeds"—resistant to the highly effective ...

dateOct 23, 2012 in Ecology
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Waterhemp rears its ugly head ... again

Waterhemp has done it again. University of Illinois researchers just published an article in Pest Management Science confirming that waterhemp is the first weed to evolve resistance to HPPD-inhibiting herbicides.

dateJan 26, 2011 in Ecology
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Worst weed the culprit of herbicide resistance

Scientists at the University of Adelaide's Waite Research Institute have discovered new cases of herbicide resistance in annual ryegrass, the most serious and costly weed of Australian cropping.

dateOct 18, 2010 in Ecology
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Glyphosate-resistant tumbleweed found in Montana

A researcher for the Montana Agricultural Experiment Station's Southern Agricultural Research Center in Huntley has identified glyphosate-resistant kochia populations in fields north of Gildford and Hingham in Montana.

dateJul 31, 2012 in Ecology
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