Figure 1: The untreated control plot.

Pest Patrol: The latest word on nipplewort in cereals

#PestPatrol with Mike Cowbrough, OMAFRA

Reading Time: 3 minutes Here’s a question in my in-box. “I have a customer with a no-till rotation that has nipplewort — a lot of it. We found some pretty decent options for most crops in the rotation to clean it up before planting, but he’s got some in his wheat this year too. “What would be our best […] Read more

(Dave Bedard photo)

Bayer puts Roundup future claims settlement on hold

Judge questions proposal for third-party scientists to rule on chemical's carcinogenicity

Reading Time: 2 minutes Frankfurt | Reuters — Bayer was forced on Wednesday to delay part of a proposed settlement of allegations that its widely used herbicide Roundup caused cancer after a U.S. judge questioned its plan to deal with future claims. The German company said that lawyers representing those preparing a class action had withdrawn a request for […] Read more


(Dave Bedard photo)

Bayer reportedly near glyphosate settlement after lengthy talks

Proposed settlement said to include $2 billion for future cases

Reading Time: 2 minutes Reuters — Germany’s Bayer is set to reach a settlement this week with U.S. plaintiffs that claim its glyphosate-based herbicides cause cancer, two people familiar with the matter told Reuters. After more than a year of talks, however, some details and the overall amount of the settlement have yet to be finalised, one of the […] Read more

Figure 1. Attempted mixing of Dual II Magnum with ATS as the carrier (left) compared to successful mixing with water (right).

Pest Patrol: The importance of doing a ‘jar test’ with fertilizers and herbicides

#PestPatrol with Mike Cowbrough, OMAFRA

Reading Time: 4 minutes Each year I get more questions about mixing the liquid fertilizer, ammonium thiosulphate (ATS), with herbicides. With reductions in atmospheric sulphur deposits, Ontario research has shown positive yield responses in some crops when sulphur fertilizers are applied, so it makes sense that farmers are looking at ways to add sulphur to their crop in an […] Read more


File photo of a Mississippi soybean field with glyphosate-resistant amaranth. (Yanbo Huang photo courtesy ARS/USDA)

Bayer scraps plans for U.S. dicamba production

Move unrelated to court ruling, company says

Reading Time: 2 minutes Chicago | Reuters — Bayer said on Tuesday it will scrap a nearly US$1 billion project to produce dicamba in the United States, but said the move is unrelated to a federal court decision that blocked sales of dicamba-based herbicides. The German-based company is moving to save cash as it wages an expensive legal battle […] Read more

(Leonid Eremeychuk/iStock/Getty Images)

U.S. EPA permits farmers’ use of dicamba until July 31

Court ruling blocked product registrations

Reading Time: 2 minutes Chicago | Reuters — The U.S. Environmental Protection Agency said on Monday that farmers can use existing supplies of a herbicide linked to crop damage, after a federal court blocked sales and use of the product last week. The EPA said farmers have until July 31 to use supplies of dicamba-based herbicides that they had […] Read more


(Leonid Eremeychuk/iStock/Getty Images)

Court blocks sales of dicamba in U.S.

Bayer says it's seeking new EPA registration for 2021

Reading Time: 3 minutes Updated — Reuters — A U.S. appeals court has blocked Bayer from selling an agricultural weed killer in the United States, the latest setback for a business already fighting an expensive legal battle over another product. A three-judge panel of the Ninth U.S. Circuit Court of Appeals ruled the U.S. Environmental Protection Agency (EPA) substantially […] Read more

File photo of an oil palm tree plantation in Thailand. (Pigphoto/iStock/Getty Images)

Thailand’s ban on two ag chemicals troubles farmers, industries

Paraquat, chlorpyrifos added to 'Type 4' list

Reading Time: 2 minutes Bangkok | Reuters — Thailand enforced a ban on Monday on two agricultural chemicals widely regarded as toxic to humans, prompting claims from farmers they will face losses, while environmental campaigners welcomed a step toward sustainability. Many countries have already prohibited paraquat, a broad-spectrum herbicide, and chlorpyrifos, an insecticide. Some 10 million farming households in […] Read more


Split-rate applications of fungicide to control fusarium and leaf diseases are no longer recommended as a half dose increases the chance of resistance.

Stay calm and spray on

A field guide to fungicide resistance management

Reading Time: 6 minutes Do you have questions about fungicide resistance? Have you ever wondered if that fungicide you used before is still working as it should? Are you worried about losing fungicide tools? Well, you’re not alone. “There have been a lot more questions about fungicide resistance in the last two years than in the last 10,” says […] Read more

(Dave Bedard photo)

Bayer reporting progress in Roundup settlement talks

Reading Time: 2 minutes Frankfurt | Reuters — Bayer said on Monday it had made progress seeking a settlement over claims its glyphosate-based Roundup herbicide causes cancer, after Bloomberg reported the company reached a verbal agreement on about 50,000 to 85,000 cases. The drugs and pesticides group is keen to draw a line under the legal dispute, which it […] Read more