Field Crop News is a resource for Ontario field crop production. It is managed by the Field Crop Unit of the Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA). Browse our library of information by:
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Northern Ag Breakfast Meeting
Wednesday May 18th was the second virtual Northern Breakfast Meeting of the season. Thanks to Chloe Langlois, OMAFRA Agriculture Development Advisor – Timiskaming, for chairing the meeting. There will be 2 more meetings, according to the schedule below. After short updates from the OMAFRA specialist listed, the group will discuss any current cropping questions and give […]
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Canadian standardized assessment for European corn borer, Ostrinia nubilalis for all hosts, version 2.0
The European corn borer (ECB; Ostrinia nubilalis), can be an important pest of corn. Despite its name, ECB is actually a generalist feeder, having a wide range of hosts. The recent confirmation of ECB resistance to Cry1F Bt corn in Nova Scotia has increased the need to monitor this pest across Canada. With so many […]
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Ridgetown-Simcoe Ag Breakfast Meeting Minutes – May 17, 2022
Synopsis: The week of May 9 to 14, with sudden summer temperatures and good drying conditions, saw a flurry of field activity that came to an end with sporadic rain events over the weekend. Rainfall amounts ranged from less than 8 mm to 90 mm (NW of London) with thunderstorms also generating some localized hail. […]
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Optimizing the performance of glyphosate in field crops
Reduced supply and increased costs of glyphosate have prompted many to reevaluate how they use this herbicide. The following three questions are most common: […]
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How Low Should You Go? Adjusting Corn Nitrogen Rates for High Fertilizer Prices
Simple Summary If you have an N rate you are confident is right for your farm most years, N recommendations and historical work suggests a 15-20 lb-N/ac reduction may be appropriate to adjust for nitrogen/corn economics in 2022 compared to the longer term. The above adjustment assumes relatively normal N responses in 2022… large changes […]
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Early Lessons from Ridgetown’s Long-term Cover Crop Trial for Field Crops
Dr. Dave Hooker and his colleagues have been curious about the value of integrating cover crops into a farming operation in the long term. These questions have remained unanswered by numerous short-term trials they had been conducting, which led them to establish a new trial. As it can take time for a cropping system to […]
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Should I apply foliar boron to flowering canola?
Many Ontario canola producers tank mix boron with a preventative white mould fungicide and apply it at 20-50% bloom. We took a closer look at whether foliar boron reduces flower abortion or improves yield. […]
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How do I control bluegrass in winter wheat?
Bluegrass competition in winter wheat can result in yield losses of up to 50%. We reviewed current research to provide recommendations for reliable control of annual and roughstalk bluegrass in Ontario. […]
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Should I split apply nitrogen in winter wheat?
Depending on the year and field conditions, you might get a yield bump from a split application of nitrogen (N) on your winter wheat crop. We’ve looked at a few different factors that might impact your N application decision. […]
