News tagged with resistant weeds
Integrated weed management best response to herbicide resistance
Over-reliance on glyphosate-type herbicides for weed control on U.S. farms has created a dramatic increase in the number of genetically-resistant weeds, according to a team of agricultural researchers, who say the solution ...
Feb 09, 2012 |
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Research team unravels tomato pathogen's tricks of the trade
(PhysOrg.com) -- For decades, scientists and farmers have attempted to understand how a bacterial pathogen continues to damage tomatoes despite numerous agricultural attempts to control its spread.
Nov 03, 2011 |
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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.
Oct 11, 2011 |
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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.
Jan 26, 2011 |
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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.
Oct 18, 2010 |
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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 ...
Aug 05, 2009 |
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Farmers relying on roundup lose some of its benefit
(PhysOrg.com) -- Roundup Ready crops have made weed control much easier for farmers, but a new study shows their reliance on the technology may be weakening the herbicide's ability to control weeds.
Apr 14, 2009 |
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