Purdue Field Crop Pathology

Telenko Lab

Promoting sustainable and economically sound disease management in Indiana field crops

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

2024 Tar Spot Distribution Map - IN
2024 Southern Rust Distribution Map - IN

IN-SEASON UPDATES AND FEATURED RESEARCH

Foliar Disease Update in Indiana Corn and Soybean

July 11, 2024

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

June 28, 2024

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

June 14, 2024

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

June 10, 2024

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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Evaluation of New Technology For Foliar Disease Management in Indiana Soybean and Corn

May 13, 2024

Aerial drone application technology has recently become available and may address limitations by providing greater agility to monitor and apply under conditions where obstacles and poor field conditions limit current pesticide application equipment. As aerial drones are more readily available,

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Fusarium Head Blight (Scab) and Wheat Update

May 9, 2024

Wheat is starting to head out across the central and northern Indiana, with flowering not too far behind. Our plots in southern Indiana hit early anthesis (flowering) last week and we put out our Feekes 10.5.1 fungicide trials out at

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Foliar Diseases of Wheat and Fusarium Head Blight (Scab) Management

April 22, 2024

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

April 22, 2024

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 and in Pest & Crop. You can also

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The summary of the 2023 Applied Research in Field Crop Pathology Publication is Now Available!

March 1, 2024

Download here

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Stalk and Ear Rots: The Importance of Identifying Them Now to Help with Harvest Decisions.

September 21, 2023

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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Red Crown Rot of Soybean: What to do if you suspect it is in your field.

August 23, 2023

Red crown rot of soybean has become a new concern this season in Indiana after a few localized occurrences have been found this year. This disease is caused by the soilborne fungus, Calonectria ilicicola. At this point in the field

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Tar Spot and Southern Corn Rust Update in Indiana

August 23, 2023

Southern corn rust has been confirmed in two counties (Knox and Daviess) this week both at low levels in Indiana (Figure 1). While tar spot continues to be documented across the state (Figures 2). I suggest if you have not

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