GFM Network News

The active ingredient in Sefina — afidopyropen — interferes with an aphid’s orientation and balance, preventing them from feeding on soybean leaves.

A new insecticide for soybean aphids

Sefina’s control of soybean aphids differs from other products

Reading Time: 4 minutes Much anticipation always arrives with each new growing season. Successes are kept in perspective while past challenges are minimized, and the promise of a fresh start is enticing, if not a small source of anxiety. It’s much the same for a product launch: there’s the potential to help growers enhance their crop production, whether it’s […] Read more

A mayfly on water. (SBTheGreenMan/iStock/Getty Images)

Phase-outs planned for clothianidin, thiamethoxam

Reading Time: 3 minutes 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 […] Read more

Treated corn seed. (

Two neonics set for three-year extensions on registration

Reading Time: 3 minutes 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 […] Read more

(Photo courtesy ARS/USDA)

French court suspends pesticides over potential harm to bees

Reading Time: 2 minutes 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 […] Read more

(Jack Dykinga photo courtesy ARS/USDA)

Data mining finds no honeybee colony risk from correct neonic use

Reading Time: 2 minutes An expedition through published and unpublished studies on neonicotinoid pesticides has led a Guelph research team to find no colony-level risk to honeybees from the seed treatments — if they’re correctly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 […] Read more

Photo: University of Saskatchewan.

U of S research reveals controversial insecticides are toxic to songbirds

Reading Time: 2 minutes Saskatoon – Research at the University of Saskatchewan (U of S) has linked the use of insecticides to serious health issues in songbirds. “Studies on the risks of neonicotinoids have often focused on bees that have been experiencing population declines. However, it is not just bees that are being affected by these insecticides,” said Christy […] Read more

(Thinkstock photo)

Global study finds trace neonics in much of world’s honey

Reading Time: 2 minutes A study by Swiss scientists has found trace levels of at least one neonicotinoid pesticide in three-quarters of the honey samples it collected from around the world. The study, spearheaded by a team from Switzerland’s Universite de Neuchatel and published in Friday’s edition of the journal Science, was meant to assess “global exposure of pollinators […] Read more

Chlorantraniliprole (Rynaxypyr) offers protection from wireworms (above) and suppression of seed corn maggot, plus control of black cutworms and armyworms.

New seed treatment in a different class

A new mode of action could help confound several pests in eastern Canadian corn

Reading Time: 3 minutes Corn growers across Eastern Canada looking for help against early-season insect pests such as wireworms, black cutworms and armyworms will likely have a new option for the 2017 growing season. The timing may be ideal, considering the frustration over new regulations governing the use of neonicotinoid-based seed treatments, which will further tighten for the coming […] Read more

(Thinkstock photo)

Leading insecticide cuts bee sperm by almost 40 per cent

Reading Time: < 1 minute The world’s most widely used insecticide is an inadvertent contraceptive for bees, cutting live sperm in males by almost 40 per cent, The Guardian in the UK is reporting. Citing research led by Lars Straub at the University of Bern, Switzerland, the report says neonicotinoid pesticides were found to cut the lifespan of the drones […] Read more

Crop watchers say new regulations on neonicotinoid seed treatments could cause a reduction in no-till farming and early planting, and result in lost yield potential.

All that confusion on seed treatments

Some implications of Ontario’s new neonic regulations are stunning

Reading Time: 6 minutes As the calendar has turned to a new year, the news from seed and chemical companies is that there is considerable confusion about seed-applied treatments. Growers, they’re finding, have been left with a mixed bag of information about the options available to them, much of which is flat out wrong. Some growers believed they had […] Read more