Diseases

2021 Applied Research Report Now Available

  • February 2, 2022

Each year, we produce a report of our applied research efforts related to insect and disease management in field crops. New for this year, we’ve created a landing page at https://extension.illinois.edu/global/field-crop-insect-and-disease-applied-research, where you can view this year’s report along previous versions (2018-2020). The 2021 report includes several highlights, such as:

  • Western and northern corn rootworm Bt resistance monitoring, as well as trait performance in field experiments
  • New surveys of dectes stem borer stem tunneling and corn rootworm sticky traps,

…

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2020 Applied Research Results now available

  • January 27, 2021

Every year, University of Illinois entomologists and plant pathologists conduct a variety of field experiments to evaluate control methods, survey for invasive and established pests, and inform management decisions for plant diseases and insect pests. We publish the results of these experiments in an annual report, which is available to view or download for free at the following link: https://uofi.box.com/v/2020PestPathogenARB
Image of the 2020 Applied Research Results cover
In addition to control evaluations on a variety of pests, this years guide includes:

  • Surveys of red crown rot and corn nematodes
  • A (thankfully negative) survey for the potential invasive soybean gall midge,

…

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Impact of recent rains and scouting corn and soybeans

  • July 16, 2020

Recent fronts that have pushed through the state, giving relief to many areas that have been stressed by heat and a lack of water.  That’s great for productivity, and also can impact diseases.  A new post on the disease outlook and considerations can be found by clicking here.…

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post on fungicides for hail damaged crops

  • July 12, 2020

That was one heck of a storm yesterday.  Many fields throughout East central Illinois were severely affected by nickel sized hail.  Although my three year old stated that we should, “use some tape” to fix the damaged tissues, some will consider fungicide applications.  A new post on the subject can be found here. …

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Wheat disease updates in Illinois

  • May 6, 2020

Wheat development in most in Southern Illinois fields is between Feekes growth stage (FGS) 9-10.5.1. Wheat in the central portion of the stage varies from FGS 6-9.
Stripe rust was detected in Eastern Madison County as of 5.5.20, and conditions are favorable for disease development and spread.  This is a cool season disease that loves wet weather and temperatures in the high 40’s through the mid 60’s.  Fields should be scouted for the disease, keeping in mind that it often starts in small pockets,…

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