Michigan Corn: Identifying Late-Season Caterpillars Feeding Aug 16, 2019

🕔Aug 16, 2019In the last two weeks, I’ve had many calls, texts and pictures of caterpillars in corn ears (hey, at least some fields have ears). It is important to correctly identify […]

Minnesota: Early Summer Crop Scouting Recommendations – Podcast Jul 2, 2019

🕔Jul 2, 2019Our guests this week were Bruce Potter, Extension IPM Specialist, with the UMN Extension IPM Program. Bruce is located at the Southwest Research & Outreach Center (SWROC) at Lamberton and […]

Michigan: How Will Wet Spring Impact Insect Pests? Jun 20, 2019

🕔Jun 20, 2019I have been getting many questions (and theories) about the how the wet spring will impact insects. My thoughts are below, divided by insect. First, a plug for the upcoming […]

Kentucky Corn: Managing European Corn Borer on Non-GMO Crops Jun 20, 2019

🕔Jun 20, 2019Many producers are growing non-GMO corn for niche markets, including distillery and food-grade uses.  Non-GMO corn is very susceptible to damage by European corn borer (ECB) and needs to be […]

Indiana Corn: European Corn Borer – Scout Tall, Unprotected Crops Jun 17, 2019

🕔Jun 17, 2019Gary Kauffman, a northern Indiana crop consultant, shared with me his observation of European corn borer moth activity this past week. Certainly, these moths have been emerging and actively mating/egg […]

Canada: European Corn Borer Bt Resistance Confirmed May 17, 2019

🕔May 17, 2019It was recently confirmed that European corn borer (ECB) has developed resistance to the Cry1F protein in Bt corn in Nova Scotia. More information on this issue can be found […]

Bt Resistant Corn Borer on the Rise, Single Trait Hybrids at Risk – DTN May 17, 2019

🕔May 17, 2019Scientists have found populations of European corn borer in Canada that are fully resistant to the Bt trait Cry1F, sold under the brand name Herculex I. So far, the discoveries […]

Minnesota Corn: Reducing Bt Trait Acres in 2019? Implications for European Corn Borer Dec 18, 2018

🕔Dec 18, 2018Editor’s Note: For accompanying charts and figures see original article at the Source URL below. The economics of 2018 corn production challenged many farmers to minimize losses per acre. One […]

Nebraska Corn: Which Bt Traits Do You Need to Buy? Nov 20, 2018

🕔Nov 20, 2018When it comes to buying corn seed, one way to save money is to ensure you are not investing in GMO insect protection traits you do not need for your […]

Pennsylvania Corn: ID Caterpillars Now to Prepare for Next Year Sep 21, 2018

🕔Sep 21, 2018As the season begins to wind down, folks are scouting their fields to assess crop progress, which includes inspecting plants and opening husks. Some people are finding caterpillars in ears […]

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