Suspected tar spot identified in ON corn field

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...

Scouting guidelines to determine possible rootworm resistance

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 ...

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

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...

Bean leaf beetle pod feeding activity

Update on WBC trap counts for this week

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 ...

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

Western bean cutworm catches are climbing

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 ...