Kochia in a canola field.  Photo: File

Crop-killing weeds advance across US farmland as chemicals lose effectiveness

Losing battle with weeds adds pressures to farmers already stressed by inflation, extreme weather

Crop-killing weeds such as kochia are advancing across the U.S. northern plains and Midwest, in the latest sign that weeds are developing resistance to chemicals faster than companies including Bayer BAYGn.DE and Corteva CTVA.N can develop new ones to fight them.



(File photo by Dave Bedard)

Appeals court blocks California warning labels for glyphosate

Decision important in ongoing lawsuits, Bayer says

Reuters — A divided U.S. federal appeals court on Tuesday said California cannot require businesses to warn consumers about the potential dangers of glyphosate, an ingredient in Roundup herbicide that has been linked to cancer. Upholding a permanent injunction, the Ninth U.S. Circuit Court of Appeals in San Francisco found it unconstitutional to force Bayer’s […] Read more


(File photo by Dave Bedard)

EU countries fail to agree on extending glyphosate approval

Current approval expires Dec. 15

Brussels | Reuters — European Union governments failed on Friday to give a decisive opinion on a proposal to extend by 10 years EU approval for the use of glyphosate, the active ingredient in Bayer’s Roundup herbicide. A “qualified majority” of 15 countries representing at least 65 per cent of the bloc’s population had been […] Read more

Stuart Smyth says his research study illustrates how glyphosate and herbicide-tolerant canola have helped to boost sustainability on Saskatchewan farms by facilitating a shift to no-till systems.

Study shows glyphosate, no-till systems and herbicide-tolerant crops benefit Prairie agriculture

Benefits include improved soil quality, less erosion, increased carbon sequestration, and reduced fuel consumption and greenhouse gas emissions

Glyphosate is Canada’s top-selling pesticide, mostly used in agriculture as a herbicide and to desiccate crops for harvest. While it has come under increasing scrutiny in recent years, glyphosate continues to play an important weed management role on many western Canadian farms. A study by University of Saskatchewan researchers suggests glyphosate has served another important […] Read more


File photo of a cornfield in Mexico. (Roberto Cabrera/iStock/Getty Images)

U.S. escalates Mexico corn trade spat with dispute panel request

Canada 'considering its next steps'

Washington | Reuters — The United States on Thursday escalated its objections to Mexico’s curbs on genetically modified corn imports, requesting a dispute settlement panel under the North American trade pact, the U.S. Trade Representative’s office said. The request to send the dispute to arbitrators was announced after formal consultations failed to resolve deep divisions […] Read more

The Bayer AG logo at the headquarters in France.  Photo: Reuters/Benoit Tessier/File

Bayer slashes outlook as glyphosate demand weakens further

Analysts say dry weather conditions hurt farmers' demand for seeds and pesticides

Reuters – Further deterioration in demand for glyphosate-based weed killers led Bayer BAYGn.DE to cut its full-year earnings outlook and announce a 2.5 billion euro ($2.8 billion USD) write-down on glyphosate-related assets. In an unscheduled statement late on Monday, the German drugs and pesticides maker said it was projecting 2023 earnings before interest, taxes, depreciation […] Read more