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New Plant Disease Post

  • April 5, 2020

The Illinois Field Crop Disease Hub is has a new post on Pythium in #corn and #soybean.  Click here to view the article.  Remember that you can sign up for updates from the disease hub by entering your email on the main page!…

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What foliar corn diseases are your biggest concerns?

  • March 17, 2020

There are many diseases that can impact Illinois #corn production, and several are caused by pathogens that impact the foliage.  When foliage is damaged by pathogens, carbon and nutrient delivery to developing/filling grain can be reduced, limiting yields.  Examples of foliar diseases include grey leaf spot, northern corn leaf blight, southern and common rust, Diplodia leaf streak, bacterial leaf streak, Goss’s wilt, and tar spot.  Which foliar disease is the biggest issue for you?
To participate in a brief poll,…

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General information on plant disease management

  • January 20, 2020

We have posted some new materials (along with cool visual aids) on basics of integrated disease management.  Hopefully this information will be useful to you during this busy meeting season.  Click here to view this post.
 
Remember you can sign up for updates to the Illinois Field Crop Disease Hub
Dr. Nathan Kleczewski Extension Field Crop Pathologist UIUC…

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Efficacy vs management trials

  • January 19, 2020

With meeting season going full blast, you will be seeing a slew of data pertaining to disease management and the efficacy of various disease management products.  We posted some general tips to keep in mind at the Illinois Field Crop Disease Hub that can be viewed HERE.
Remember that you can sign up for Hub updates (Hubdates?) by entering your email information on the main page.
Nathan Kleczewski- Field Crop Plant Pathologist and Extension Specialist-UIUC…

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UIUC Field Crop Extension Conferences- Sign up today!

  • December 19, 2019

What do you need to know for the 2020 growing season? The University of Illinois will address several key topics at four regional conferences around the state in January and February. The meetings will provide a forum for discussion and interaction between participants, University of Illinois researchers, and Extension educators.
Conference dates and locations are:
Jan. 22 DoubleTree by Hilton, Mount Vernon
Jan. 29 Brookens Auditorium at University of Illinois, Springfield
Feb.…

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Looking for Phyllachora samples on grasses- need your help!

  • November 4, 2019

Last year we started a project focusing on determining origins of Phyllachora maydis, the causal agent of tar spot of corn, in the United States.  As part of this project, we need to collect Phyllachora species from different hosts and areas.  Today I went for a lunchtime walk and was able to find Phyllachora spp. on four different grass hosts.  Note the large, somewhat raised stroma that follow the veins on most occasions. …

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Harvest time is not the time to determine if a disease affected your crop

  • October 30, 2019

It happens every year.
A field is about to be harvested and something is awry.  Perhaps the plants are lodged, ears are poorly filled, or pods shrunken.  What happened to my crop?
From a plant disease perspective, it is nearly impossible to provide any useful information to the producer.  Many pathogens that can cause crop diseases are also excellent saprophytes.  That means they utilize dead or dying plant tissues for nourishment.  Consequently, when plants prematurely senesce,…

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Tips for small grain planting in an odd 2019 field season.

  • September 14, 2019

Soon many producers will be starting to plant small grains.  Below is my “Top six” list of important things to consider when planting wheat and other small grains in the coming weeks.
1) Ensure that you remove green bridges at least 10 days prior to planting.  This season, prevent plant acres may have favored the development of grassy weeds and other potential hosts of aphids that transmit barley yellow dwarf (BYDV) virus in small grains.  Aphids acquire BYDV upon feeding,…

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