News tagged with resistant weeds

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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Understanding how weeds are resistant to herbicides

In a little over seven hours, University of Illinois weed scientist Patrick Tranel got more genetic information about waterhemp than in two years time in a lab. The genetic information was obtained using pyrosequencing technology ...

dateAug 05, 2009 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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Which direction are herbicides heading?

2,4-D 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.

dateOct 11, 2011 in Ecology
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