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Tag Archives Neonicotinoids — page 2

Editorial, Opinion, Other

Editorial: Right questions, wrong answers

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Reaction from farmers was swift to last week’s announcement by the Pest Management Regulatory Agency (PMRA) that it plans to phase out most uses of neonicotinoids in Canada over the next three to five years. Shock, confusion and anger pretty much sum it up. Some said that if this relatively new class of products is
Flea beetle. (Photo courtesy Canola Council of Canada)
Crops

Neonic phase-out may limit flea beetle control tools

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CNS Canada — The phasing out of neonicotinoid seed treatments in Canada may cause problems for the country’s canola growers when dealing with flea beetles — but alternatives pesticides could fill the gap. Health Canada’s Pest Management Regulatory Agency (PMRA) is proposing that two neonicotinoid pesticides, clothianidin and thiamethoxam, be phased out over the next
A mayfly on water. (SBTheGreenMan/iStock/Getty Images)
Crops

Phase-outs planned for clothianidin, thiamethoxam

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The remaining two of the big three neonicotinoid insecticides will be phased out of nearly all on-farm use in Canada in the next few years under a proposal from Health Canada’s Pest Management Regulatory Agency. PMRA officials on Wednesday announced 90-day consultation periods on its decisions for both clothianidin and thiamethoxam, following “special reviews” which
Dry weather has been bad news for canola emergence, but good news for flea beetles.
Crops, Oilseeds

Thin canola stands mean less margin for error for flea beetles

The Prairie Pest Monitoring Network warns that farmers may want to spray once flea beetles start eating a quarter or more of cotyledon leaf space

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The flea beetles are out, and Manitoba Agriculture is reminding farmers to keep economic thresholds in mind when scouting their canola. Manitoba Agriculture oilseeds specialist Dane Froese says beetle management might need some adjusting, depending on crop emergence. At the same time, dry conditions have farmers casting a careful eye on stand numbers. Froese had
The Elbe River at Oberrathen, southeast of Dresden. (CIA.gov)
Crops

Germany plans to toughen conditions for insecticide use

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Berlin | Reuters — Germany plans to make it more difficult for farmers to use crop insecticides in a bid to preserve biodiversity, an environment ministry document showed. “Insect biomass has fallen by more than 75 per cent in the last 27 years in Germany,” according to the paper seen by Reuters on Wednesday, saying
Potato beetle resistance brewing
Crops, News

Potato beetle resistance brewing

Potato producers are getting ready for their yearly fight with Colorado potato beetle, but in some places the products don’t work the way they used to

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The battle against Colorado potato beetle is becoming more difficult every season. It’s not a new problem. As early as 2014, producer groups were already warning that Colorado potato beetles were becoming increasingly resistant to neonicotinoids. Four years later, the problem has not gone away and, in some patches of the province, has arguably got
(iStock/Getty Images)
Crops

EU nations back ban on all outdoor neonic use

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Brussels | Reuters — European Union countries backed a proposal on Friday to ban all use outdoors of insecticides known as neonicotinoids that studies have shown can harm bees. The ban, championed by environmental activists, covers the use of three active substances — imidacloprid, developed by Bayer CropScience; clothianidin, developed by Takeda Chemical Industries and
Treated corn seed. (Syngenta.com)
Crops

Two neonics set for three-year extensions on registration

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Health Canada’s pesticide regulator proposes to allow continued registration for two members of the neonicotinoid family of pesticides, both of which are under heavy scrutiny for their effects on bees and other pollinators. The Pest Management Regulatory Agency on Tuesday issued proposed decisions on clothianidin and thiamethoxam that would extend the products’ existing conditional registrations
(Photo courtesy ARS/USDA)
Crops

French court suspends pesticides over potential harm to bees

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Paris | Reuters — A French court suspended on Friday the licence for two pesticides made by Dow Chemical, citing uncertainty over environmental risks including their effects on bees. The preliminary ruling by an administrative court in the city of Nice overturned a decision by France’s health and environment agency ANSES in September to grant
(Jack Dykinga photo courtesy ARS/USDA)
Crops

Data mining finds no honeybee colony risk from correct neonic use

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An expedition through published and unpublished studies on neonicotinoid pesticides has led a Guelph research team to find no colony-level risk to honeybees from the seed treatments — if they’re correctly used. The University of Guelph team, led by toxicologist Keith Solomon and adjunct professor Gladys Stephenson, analyzed 64 papers from “open, peer-reviewed literature” on

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