Canadian Bt Corn Trait Tables for April 2021

The Canadian Bt Corn Trait Tables have been updated for April 2021. English:  Canadian Bt Corn Trait Table for April 2021  French: Maïs Bt disponibles au Canada (Avril 2021) For information on which hybrids or products have obtained EU approval, visit the Canadian Seed Trade Association’s corn hybrid database at: https://seedinnovation.ca/hybrid/ Pour plus d’informations sur les hybrides […]

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Mitigation Measures for Bt Resistant Corn Rootworm

Extensive injury by corn rootworm (CRW) to pyramid Bt rootworm (Bt-RW) hybrids was observed in several Ontario counties in 2020, suggesting that CRW populations have developed resistance to multiple Bt-RW proteins. The Canadian Corn Pest Coalition (CCPC) and OMAFRA have developed mitigation recommendations for continuous corn producers, in hopes of knocking back the resistant corn […]

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Revised October 2020 – Canadian Bt Corn Trait Tables with Events and Resistance Status

We have revised the Canadian Bt Corn Trait Tables to reflect the current potential cross resistance of corn rootworm in Ontario to all Bt-RW proteins.  Here are the latest versions: English:  Bt Corn Trait Table (October 2020) with Events and Resistance Status  French:  Tableau des caractères Bt (Octobre 2020-Français) – Évènements transgéniques et résistances For information on […]

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Continuous Corn Growers Should Check Fields for Rootworm Resistance to Bt Hybrids

Canadian Corn Pest Coalition News Release: Corn rootworm (CRW) has historically been one of the most important pests of corn in Canada and can cause extreme economic loss and increased management costs.  High CRW pressure in Ontario in 2020 is challenging current Bt corn rootworm hybrids and several growers of Bt rootworm hybrids are reporting […]

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