2018 Grain Corn Ear Mould and Vomitoxin (DON) Survey

Co-authored with Albert Tenuta, Field  Crop Pathologist, OMAFRA OMAFRA field crop staff in collaboration with the Grain Farmers of Ontario (GFO) and members of the Ontario Agri-Business Association (OABA) have completed the annual Provincial corn ear mould and mycotoxin survey. Corn ear moulds such as Gibberella and their corresponding mycotoxins occur every year in Ontario. […]

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Hail, Hail, Go Away

As occurs most years, summer thunderstorms brought localized hail events through parts of Ontario, particularly during the last week of July (Figure 1). After a hail event, our first question is usually how much leaf tissue is still out there? When evaluating damage, it’s good to wait a week or so before going in. This […]

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OMAFRA Field Crop Report – August 30, 2018

Selecting the right winter wheat variety for your operation is an important decision but at times can be overwhelming when considering the classes and varieties available. To help Ontario growers with variety selection decisions, the Ontario Cereal Crop Committee conducts performance trials across the province to evaluate registered varieties and/or varieties supported for registration. These […]

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OMAFRA Field Crop Report – August 23, 2018

Considerations for Hail Damaged Corn Thunderstorms brought some localized hail events through parts of Southwestern Ontario, particularly during the last week of July. Like most plant stresses, yield loss from defoliation increases through vegetative stages, peaks around tassel or pollination, and declines through grain-fill. For example, using the defoliation table from OMAFRA Agronomy Guide – […]

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