Herbicide-resistant 'super weeds'? Don't blame GMO crops, study says

Herbicide-resistant ‘super weeds’? Don’t blame GMO crops, study says

Andrew Kniss is a professor of weed science at the University of Wyoming Genetically engineered (GE) herbicide-resistant crops have been ...
Biodiversity on the farm: It's more complicated than you might think

Biodiversity on the farm: It’s more complicated than you might think

[Editor's note: William Price is a statistician in the College of Agricultural and Life Sciences at the University of Idaho ...
Herbicide use has increased more for non-GMO crops than genetically engineered varieties

Herbicide use has increased more for non-GMO crops than genetically engineered varieties

[Editor's note: Andrew Kniss is a professor in the Department of Plant Sciences at the University of Wyoming.] Herbicide use is ...
Monoculture: Is it really the problem 'intensive agriculture' critics make it out to be?

Monoculture: Is it really the problem ‘intensive agriculture’ critics make it out to be?

Editor's note: The author of this piece is Andrew Kniss, associate professor of weed biology & ecology at the University of Wyoming ...
Are GMO crops improving children's IQ?

Are GMO crops improving children’s IQ?

[Danny Hakim's October 29th article in the New York Times appears to suggest] that planting GMO crops has 1) lead to ...
NPR: NY Times' Danny Hakim under fire from scientists, farmer critics of his "GMOs are failing" report

NPR: NY Times’ Danny Hakim under fire from scientists, farmer critics of his “GMOs are failing” report

Danny Hakim's recent article in the New York Times claimed that GMO crops have not lived up to their promises of ...
Strawmen and selective statistics: Did The New York Times botch its critique of GMO crops?

Strawmen and selective statistics: Did The New York Times botch its critique of GMO crops?

An opinion piece maintaining that the current generation of GMO crops has under delivered in yield and led to increased ...
Weed scientist—Herbicide use increasing most rapidly in non-GE crops not paired with glyphosate

Weed scientist—Herbicide use increasing most rapidly in non-GE crops not paired with glyphosate

[Editor's note: Dr. Andrew Kniss is a weed scientist at the University of Wyoming. He co-authors the Weed Control Freaks ...
How should we evaluate impact of substituting glyphosate for more toxic herbicides?

How should we evaluate impact of substituting glyphosate for more toxic herbicides?

A new paper was just published in the journal Science Advances that analyzes pesticide use data for farmers in the U.S. . .  The authors['s]  ...

Comparing conventional vs. organic: Don’t judge sustainability by yield alone

[T]wo colleagues and I published a paper in PLOS ONE titled “Commercial crop yields reveal strengths and weaknesses for organic ...

Organic weed control methods, not just synthetic pesticides, can kill frogs in farm fields

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. Just saw a link ...
Market shift to non-GMO sugar loss for environment

Market shift to non-GMO sugar loss for environment

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. . . . Dan Charles ...
Downside trade-offs of reducing glyphosate use

Downside trade-offs of reducing glyphosate use

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. Some of the costs of ...

Farmers need more options to conquer herbicide resistant weeds

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. There are two things ...

‘Natural’ pesticides not as common as people believe

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. Currently, the FDA is struggling ...

Herbicide mixtures effective, but non-herbicide solutions necessary to combat evolution of weed resistance

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. In my last post, I ...

How to combat herbicide resistance: Use more herbicide

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. A while ago, I wrote ...

How the ‘agroecology’ movement misrepresents ‘agroecology’ science

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis. The word "agroecology" is ...

Landrigan and Benbrook get it wrong on GMOs in New England Journal of Medicine

The GLP aggregated and excerpted this blog/article to reflect the diversity of news, opinion and analysis.  In an opinion piece was ...
Despite anti-GMO claims, herbicide use is not rising

Despite anti-GMO claims, herbicide use is not rising

USDA-NASS recently published the most recent corn herbicide use data (from 2014). I’ve been looking through the data, because, well, free ...
Chipotle’s non GMO policy will likely increase pesticide use and create more 'superweeds'

Chipotle’s non GMO policy will likely increase pesticide use and create more ‘superweeds’

A couple weeks ago, Chipotle announced they were removing genetically engineered crops (called GMOs) from their menu. Kind of. Dan ...

Let’s not exaggerate concerns about organic farming

Many people in my ‘tribe’ (people who support appropriate use of GMOs and pesticides in agriculture), get really upset when ...

Deep dive analysis of glyphosate exposure-cancer link research

A little over a week ago, the International Agency for Research on Cancer (IARC) announced that glyphosate would be added ...

Using the term ‘superweed’ in GMO debate is misleading

Superweeds have been in been in the news a lot over the last few months. Most of the recent coverage ...
Deconstructing Dr. Oz  misrepresentations on pesticide exposure danger

Deconstructing Dr. Oz misrepresentations on pesticide exposure danger

Andrew Kniss, a scientist with an expertise in pesticides and weed control, addressed a segment on the Dr. Oz show in ...

Environmental Working Group exaggerates toxic hazards in latest anti-chem/anti-GMO campaign

The Environmental Working Group (EWG) recently released a blog post titled “Thousands Of Schools Would be Close To Toxic Spray ...
Seralini study data 'mess', even shows GMO and glyphosate diet increased male rat lifespans

Seralini study data ‘mess’, even shows GMO and glyphosate diet increased male rat lifespans

According to Andrew Kniss, a weed expert at the University of Wyoming, who reviewed the limited data released in the ...

‘Homemade herbicide’ of salt, vinegar and soap more expensive and toxic than glyphosate in Roundup

The question I get most often about this homemade herbicide mixture is “how does it compare to commercial herbicides?” In particular, how ...