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Pesticide Resistance

Home >News > Pesticide Resistance

Weed resistance could call for a more diversified herbicide plan
05-17-2012

Producers who rely on glyphosate-tolerant or “Roundup-resistant” crops probably should be expanding their weed-control toolbox, said Dr. Paul Baumann,

Multiple herbicide resistance found in Illinois waterhemp
05-16-2012

Herbicide-resistant waterhemp populations will challenge weed management practices and practitioners during the 2012 growing season. University of Illinois asso

U.S. crop protection industry supports integrated weed management
05-11-2012

In advance of the National Research Council’s (NRC) May 10 National Summit on Strategies to Manage Herbicide-Resistant Weeds in Washington, D.C., CropLife Am

Majority of farmers responding to BASF survey confirm glyphosate
04-25-2012

As a sign farmers are responding to the threat of glyphosate resistance, as many as four out of five farmers plan to alter their weed control programs in 2012, acc

Farmers must spend more on herbicides as effectiveness fades
04-18-2012

A much-used herbicide, which for years has helped farmers throughout the United States increase profits, is losing its effectiveness and forcing producers to spend

Rsearchers continue field surveys to track spread of glyphosate-r
04-11-2012

Weed scientists at the University of Guelph, working in conjunction with Monsanto Canada, continue to monitor the spread of two glyphosate-resistant weed species i

APVMA scientist warned on herbicide resistance at American summit
03-20-2012

APVMA science fellow Professor Stephen Powles is warning farmers to be more aware of how valuable herbicides are for our farms and to use different herbicides in r

The challenge of multiple mode-of-action resistance
03-15-2012

Weeds resistant to individual families of chemistry are commonplace and have been for more than 20 years, but how can farmers best manage the challenge when a weed

Expert panel offers solutions to weed resistance issues
03-13-2012

With the incidence of herbicide resistant weeds becoming more widespread, farmers are looking for answers to resolve existing challenges or avoid potential crop ca

California farmers spending $900 million annually fighting weeds
02-13-2012

Western agricultural concerns about weed cost increases center on the growing problem of herbicide resistance. At the recent California Weed Science Society ann

New strategies to combat herbicide-resistant barnyardgrass
02-03-2012

Herbicide-resistant barnyardgrass has been found in a few Arkansas rice fields, but University of Arkansas System Division of Agriculture scientists said the resis

Glyphosate-resistant kochia confirmed in Nebraska
02-02-2012

In 2011, work by University of Nebraska, Lincoln (UNL) weed scientists confirmed a population of glyphosate-resistant kochia (Kochia scoparia) in Keith County, Neb

Golf course weeds are developing resistance to the herbicide glyp
02-01-2012

If your golf game isn’t up to par, you may be able to blame it on those tufts of weeds on the course. Annual bluegrass is a problematic winter weed on many U

Multi-site fungicides could slow SDHI resistance
01-26-2012

Using a multi-site protectant fungicide with a low risk of resistance developing to it in septoria could slow the development of such resistance in high risk groups,

Glyphosate-resistant weed spreads to Canada crop belt
01-13-2012

A weed resistant to a widely used chemical to protect crops has spread for the first time to Western Canada, the country's grain and canola belt. Kochia weed tu

Grain aphid insecticide resistance found
12-14-2011

Resistance to pyrethroids in grain aphids (Sitobion avenae) appears likely to have been the cause of failures in controlling aphids last summer, while neonicotinoi

Bayer CropScience tackles weed resistance at Expo
12-14-2011

At an interactive session held during the American Seed Trade Association (ASTA) Seed Expo in Chicago, Bayer CropScience outlined the growing weed resistance crisi

New HPPD-inhibiting herbicides resistance weed hits Nebraska
12-13-2011

A population of common waterhemp has developed resistance to postemergent application of HPPD-inhibiting herbicides (e.g., Callisto, Laudis, and Impact). This resi

SA brome grass found to be glyphosate resistant
11-29-2011

A population of Great brome grass (Bromus diandrus) from South Australia has been confirmed resistant to the world's most important herbicide, glyphosate. This i

Resistance to glyphosate is increasing
11-08-2011

Weed resistance to glyphosate has increased fivefold since 2007 and is developing at a rate of one new weed species each year, William Reville of University College
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