PMRA takes neonics testing from lab to field

January 19, 2016

From: The Western Producer

Health Canada looked at multiple field studies to assess imidacloprid residues found on crops grown in Canada. It identified the highest residue measurements from all studies to determine a conservative estimate of bee exposure. These are the highest recorded residues, or acute values: Canola: Pollen: 7.6 parts per billion Nectar: 0.81 p.p.b. Corn pollen: 19.46 p.p.b.

by Robert Arnason

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In a report released in early January, the Pest Management Regulatory Agency said seeds treated with imidacloprid, a neonicotinoid insecticide, pose no risk to bees.

“The residue levels in crop pollen and nectar resulting from seed treatment uses are typically below levels expected to pose a risk to bees at both the individual bee and colony levels,” the report said.

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