Field Crop Pest Management in the Absence of Matador, Silencer, Voliam Xpress and Endigo in 2023

Some popular insecticides won’t be available for use in field crops in Ontario in 2023. All products containing lambda-cyhalothrin including Matador, Warrior, Silencer, Labamba, Voliam Xpress and Endigo will be limited for use to only horticulture crops in eastern Canada this year. The Pest Management Regulatory Agency (PMRA) re-evaluated lambda-cyhalothrin and end use products in […]

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Canola 2017 Seasonal Summary

Planting and Development Canola acreage in Ontario remained stable with approximately 29,250 acres planted in 2017, compared to 29,540 acres planted in 2016. Agricorp reports actually show decreased acreage in most regions with two exceptions; canola acres remained steady in Nipissing at approximately 2,150 ac, and the combined regions of Manitoulin, Sudbury and Timiskaming had […]

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Surveying for Parasites of Swede Midge in Ontario

Co-authored with Dr. Rebecca Hallett and Charles-Étienne Ferland (MSc Candidate), University of Guelph   Swede midge continues to pose a significant threat to canola production in Ontario. Based on farmers’ experience with the pest and the difficulty of controlling swede midge through insecticide applications alone, it is clear that multiple tactics are required for successful […]

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Swede Midge Advisory – Consider Canola Growth Stage

Authored by: Tracey Baute, Meghan Moran, OMAFRA and Dr. Rebecca Hallett, University of Guelph Swede midge populations are high this year while the canola crop is still quite young.  Despite trap captures already reaching the accumulated trap threshold of 20 midges total, there are a few things to consider before deciding to spraying this early: […]

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Swede midge beyond threshold in many regions

Planting canola early is the best way to beat swede midge. Canola was planted late across much of the province this spring, so the risk for damage by swede midge is very high. This year swede midge are present long before bolting, and in some regions even before planting was complete. It is important to […]

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Update on Swede Midge in Western Canada

We have all heard, or seen firsthand, the devastating effects of high populations of swede midge. Research continues on the pest, but at this time there are not many advancements to report that will provide big steps forward in swede midge control. Managing this pest requires investment in pheromone traps and possibly multiple insecticide treatments, […]

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Look out for these Insects and Diseases

Synopsis  Canola is advancing rapidly with April planted canola now bolting to 70% flower stage. Some canola stands are thin and uneven in growth which has growers questioning need or timing for fungicide. The biggest risk factors for sclerotinia are adequate soil moisture, rainfall during flowering, 48-72 hours of wetness in canopy for infection to […]

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