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Tag Archives herbicide — page 2

(Dave Bedard photo)
Crops

New Brunswick postpones pesticide use hearings

Deadline extended for written submissions

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Reading Time: 2 minutes The New Brunswick government’s planned public hearings on the use of glyphosate and other pesticides are postponed, and more time is being granted for the public to file written briefs. The provincial legislature’s all-party standing committee on climate change and environmental stewardship on Feb. 5 announced it would hold hearings in Fredericton March 24-27 “on […] Read more
(ImagineGolf/E+/Getty Images)
Crops

Ag chem industry watching COVID-19’s spread

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Reading Time: 3 minutes MarketsFarm –– China is a major producer of agricultural chemicals — and disruptions to production would have a ripple effect on North American supplies of crop protection inputs, such as herbicides and insecticides. Plant closures and transportation issues due to the spread of COVID-19 coronavirus are being followed closely, but the Canadian industry is reportedly […] Read more
(Dave Bedard photo)
Crops, Reuters

U.S. EPA reaffirms glyphosate does not cause cancer

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Reading Time: 2 minutes Chicago | Reuters — The U.S. Environmental Protection Agency said on Thursday it finished a regulatory review that found glyphosate, the most widely used herbicide in the United States, is not a carcinogen. The conclusion reaffirms the agency’s stance on glyphosate, the key ingredient in Bayer’s Roundup, despite judgments by U.S. juries that have found […] Read more
(Dave Bedard photo)
Crops, Reuters

Roundup cancer trial postponed to continue settlement talks

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Reading Time: < 1 minute Reuters — Bayer AG said on Friday it has reached an agreement with plaintiffs’ lawyers to postpone a Missouri jury trial over allegations its herbicide Roundup causes cancer, to provide room for negotiations to settle the litigation. “While Bayer is constructively engaged in the mediation process, there is no comprehensive agreement at this time. There […] Read more
Figure 1. Hairy galinsoga seedling.
Crops

Pest Patrol: More and more hairy galinsoga

#PestPatrol with Mike Cowbrough, OMAFRA

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Reading Time: 3 minutes Q: I’m seeing more of a weed called hairy galinsoga, and I’m struggling to control it. Any suggestions? A: Historically, we have found this annual plant mainly in horticultural crops throughout the southern portion of the province, but in the last five years, there have been more inquiries on managing hairy galinsoga in field crops. […] Read more
Figure 4: Waterhemp in soybean.
Crops

Pest Patrol: Dealing with waterhemp and Canada fleabane

#PestPatrol with Mike Cowbrough, OMAFRA

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Reading Time: 3 minutes In last month’s #PestPatrol, we discussed options for the control of glyphosate-resistant waterhemp. However, across the province, there appears to be a more immediate threat for the 2020 season from glyphosate-resistant Canada fleabane. This article will focus on management strategies to control both species at the same time. It is true that glyphosate-resistant Canada fleabane […] Read more
AAFC tests have been on a pull-type Harrington Seed Destructor, but a newer version is integrated with the combine.
Crops, Machinery

Weed control from the back of the combine

Prairie manufacturers are offering chaff collectors, and AAFC continues tests with the Harrington Seed Destructor

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Reading Time: 4 minutes Mechanical weed control hasn’t been widely adopted in Western Canada but it soon will be, says Trevor Thiessen of Redekop Manufacturing in Saskatoon. “We don’t have the same stress on the resistance issue that other parts of the world are seeing. In Canada, we’re five years behind Australia in terms of thinking about mechanical weed […] Read more
Figure 1: Purple deadnettle in a wheat field — October 2018 at a yield-reducing population density of around 500 plants per square metre.
Crops, Winter Wheat

PHOTOS: Pest Patrol: Purple deadnettle and henbit control in winter wheat

#PestPatrol with Mike Cowbrough, OMAFRA

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Reading Time: 3 minutes Q: I’m seeing more henbit and/or purple deadnettle in my winter wheat crop. Should it be controlled, and how? A: Henbit and purple deadnettle are often discussed interchangeably because they look similar, are from the same genus (Lamium) and have similar emergence patterns (mainly in the fall, but henbit will also emerge in spring). Both […] Read more
Pre-harvest intervals can vary greatly between products so producers must know and adhere to intervals for each product applied to a crop.
Crops, News

Avoiding chemical residues now just two clicks away

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Reading Time: < 1 minute Producers can ensure the chemical sprayed on their canola or pulses won’t leave unacceptable residues by adhering to the pre-harvest interval — or PHI — found on the product’s label. Often referred to as the “spray to swath” interval, the PHI is the number of days that must pass between spraying pesticides or desiccants and […] Read more
Several factors relating to water quality can affect product performance in the field, often to the detriment of the crop.
Crops, Equipment

Keep an eye on water quality

Water can play havoc with spray performance, especially with the rise in tank mixing

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Reading Time: 5 minutes The 2019 growing season is now within sight and with it, another season’s worth of herbicide, fungicide and insecticide applications. Given the challenges that can arise with sprayers and their products, it’s worth revisiting the subject of water quality and the potential impact of factors such as temperature, hardness and pH on product performance. With […] Read more

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