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2020 Insect Numbers Low in Many Areas of the State

  • October 1, 2020

Despite the chaos that 2020 has brought us, the Illinois statewide corn and soybean insect survey was completed this past summer. With the goal of estimating densities of common insect pests in corn and soybean cropping systems throughout the 9 crop reporting districts in Illinois,…

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Insect Trapping Update: May 15

  • May 15, 2019

Cooperators around the state are monitoring black cutworm and true armyworm traps this spring.
Black Cutworm
Continued flights have occurred this last week, but at low levels overall. Reports of corn emergence have been trickling in and along with those reports are also those of black cutworm feeding.…

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Feedback sought on Pest Degree Day Calculator Upgrade

  • February 20, 2019

The Illinois Degree Day calculator has been available to Illinois producers since 2004. Hosted by the Illinois Climate Network (ICN), this pest management tool was developed to help aid producers in monitoring insect development throughout the growing season and aid in pest management decisions.…

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And the Survey Says…

  • September 17, 2018

For those that attended Agronomy Day this past August, the title and above graphic may look familiar. As field and research season winds down, we’re able to finish collecting and summarizing data. One of our biggest summer projects is the annual corn and soybean survey.…

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Insect Trapping Update:Week Ending May 11, 2018

  • May 11, 2018

Black cutworm
Black cutworm moth flights continue across much of Illinois. Several counties reported second -and even third- significant moth flights (Madison, Champaign, and Lee). Several counties had near significant flights (Piatt and Coles). It is important to remember that lack of a reported significant flight and subsequent projected cutting dates does not take black cutworm out of the equation in your area.…

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Black Cutworm Moth Flight Beginning

  • April 23, 2018

Soil temperatures and field activity are increasing along with moth migration from the south. Insect traps (figure 1) are out around the state and we’ve been capturing both true armyworm and black cutworm moths for over a week. In fact, we recently had our first significant black cutworm moth flights recorded in Montgomery and Champaign counties (figure 2). …

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