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Suspected tar spot identified in ON corn field

September 26, 2020

Eagle-eyed agronomists and researchers in Ontario’s southern corn growing region have identified what they believe is tar spot, a disease that can reduce corn yields by 40 bushels an acre. Find out more on the suspected ca...

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Scouting guidelines to determine possible rootworm resistance

August 23, 2020

Scouting for corn rootworm injury is important to detect potential resistance to rootworm Bt traits and to plan management options for the next growing season. It is especially important to report any fields showing signs ...

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Continuous corn growers should check fields for rootworm resistance to Bt hybrids

August 23, 2020

High corn rootworm pressure in Ontario in 2020 is challenging current Bt corn rootworm hybrids and several growers of Bt rootworm hybrids are reporting unexpected injury by CRW to trait providers and research and extension...

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Bean leaf beetle pod feeding activity

August 14, 2020Read Article

Update on WBC trap counts for this week

August 14, 2020

This Field Crop News article provides the latest update on where the trap catches are for western bean cutworm in the region based on trap site data entered into the Great Lakes and Maritimes Pest Monitoring Network. Peak ...

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Seeing lots of rootworm adults in rootworm Bt fields? Let us know!

July 31, 2020Read Article

Western bean cutworm catches are climbing

July 31, 2020

Western bean cutworm trap catches have definitely increased over the last few days. The dashboard from the Great Lakes and Maritimes Pest Monitoring Network indicate that the majority of the larger catches are coming from ...

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Silk clippers – Watch out for these three culprits

July 27, 2020Read Article

Waterhemp: biology & control

July 10, 2020

Check out this Field Crop News article for biology and control of waterhemp.

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Soybean School: Dry weather brings spider mites & aphids

July 04, 2020

As the calendar turns to July and hot, dry conditions persist, soybean growers need to be on the lookout for both spider mites and aphids in their crops, says Ontario Agriculture, Food and Rural Affairs field entomologist ...

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True armyworm survey

June 29, 2020

True armyworm has been reported in a number of regions in the province including but not limited to Grey, Bruce, Simcoe, Haldimand, Niagara, Middlesex, Lambton, Elgin, Oxford, Perth, and Bruce counties. Find out more on th...

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How to upload western bean cutworm trap counts

June 22, 2020

For detailed instructions on how to upload your Western Bean Cutworm (WBC) trap counts to the Great Lakes and Maritimes Pest Monitoring Network, please check out the 5 minute video in this Field Crop News article.

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