Telenko Lab
Our research program focuses on promoting sustainable and economically sound disease management practices in Indiana field crops. We have an interdisciplinary plant pathology research and extension program involved in studying the biology and management of soilborne and foliar pathogens of agronomic crops.
CONTACT US
Department of Botany and Plant Pathology
dtelenko@purdue.edu
915 Mitch Daniels Blvd.
Lilly Hall Room 1-317
West Lafayette, IN 47907
Tel: 765-496-5168
Weekly Image Spotlight
IN-SEASON UPDATES AND FEATURED RESEARCH
Three New Tools Available to Help Make Informed Disease Management Decisions this Season
I am excited this season to be able to share three new tools from the Crop Protection Network. I strongly recommend you bookmark these on your favorite electronic device(s). These tools are from a culmination of a long-standing collaboration of
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Foliar Diseases of Wheat and Fusarium Head Blight (Scab) Management
It is time to keep an eye on wheat for diseases and scab risk. There are a number of foliar diseases in wheat to watch out for. These include – leaf, strip and stem (Fig. 1A,B,C), Septoria leaf spot and
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Field Crop Disease Monitoring Resources for Indiana in 2025
There are a number of resources available for monitoring field crop diseases here in Indiana. The Purdue Field Crop Pathology Team will be tracking diseases across Indiana and will post updates here in Pest & Crop and on our website
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The summary of the 2024 Applied Research in Field Crop Pathology Publication is Now Available!
https://indianafieldcroppathology.com/wp-content/uploads/2025/03/BP-Extension-Applied-Research-on-Field-Crop-Disease-2024.pdf
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Black Soybeans in Indiana. What is causing it and the potential for reduced soybean seed quality.
Authors: Darcy Telenko, Shaun Casteel, John Bonkowski and Tom Creswell There have been many reports of black areas in soybean fields in Indiana this season. These areas have appeared after weather from hurricane Helene passed through the region. In the
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Stalk and Ear Rots: Identify Them Now to Help with Harvest Decisions.
Darcy Telenko and Dan Quinn It is now time to evaluate fields for any stalk or ear rot symptoms. This will aid in making assessments about field harvest order and if there is a risk of mycotoxin contamination. There are
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Tar Spot and Southern Corn Rust Update in Indiana
Southern corn rust has now been confirmed in four counties (Knox, Dubois, Warrick, and Shelby) this week in Indiana (Figure 1). While tar spot continues to be documented across the state (Figure 2). I suggest if you have not gotten
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Red Crown Rot of Soybean: What to do if you suspect it is in your field.
Red crown rot of soybean has become a new concern this season in Indiana after a few localized occurrences have been found in previous years (see map, Figure 1A). We also have our first reports for 2024. This disease is
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Foliar Disease Update in Indiana Corn and Soybean
It is important to continue to scout for diseases in both corn and soybeans. Recent rains following Beryl have created favorable environmental conditions for the development of foliar diseases in both crops. In my scouting rounds and samples submitted to
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Update on Disease Risk in Corn in Indiana
We are starting to see common diseases in the lower canopy of corn, as we were out scouting this past week as early planted corn has begun to tassel in Indiana. A few diseases that I have seen and samples
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Check out this short video about fungicide timing for tar spot of corn
Tar spot was found in Indiana on June 10 in Porter County, and since then four more counties have had the disease confirmed. Tar spot is still at a very low severity on the lower leaves, and mainly on corn
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Foliar Disease Scouting Tips: What to Look for in Corn
Tar spot confirmed and active in Indiana this week Corn growth stages are quite variable across Indiana but a number of areas with early planted corn about waist high. We just scouted our research plots in northern Indiana at the
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