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 […]
The European corn borer (ECB; Ostrinia nubilalis), has been an important pest of corn and other crops in eastern Canada for nearly a century now but is also known to be a sporadic pest in western Canada. Despite its name, ECB is actually a generalist feeder, having a wide range of hosts. Although corn is […]
Calling all GLMPMN Trap Participants! Please find below the instructions on how to set up a trap in your field and where to get the trap supplies for reach pest that you are monitoring. Not, each pest requires a specific trap type and lures as indicated in each of the instructions below. Once you have […]
We have revised the Canadian Bt Corn Trait Tables to reflect the current potential cross resistance of corn rootworm in Ontario to all Bt-RW proteins. Here are the latest versions: English: Bt Corn Trait Table (October 2020) with Events and Resistance Status French: Tableau des caractères Bt (Octobre 2020-Français) – Évènements transgéniques et résistances For information on […]
It’s time to get out and scout for WBC damage in dry beans. Based on trap counts we are now confident that some counties experienced peak flight the last week of July and others the first week of August. Though I will admit that some trap sites are still catching lots of moths, especially the […]
I am still hearing from people who are looking for WBC egg masses on corn leaves. But unless they are scouting very late corn that is not in tassel yet, most of the WBC will already be larvae on the tassel or more likely in the ear. So focus on scouting the ears and tassels […]
