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
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IN-SEASON UPDATES AND FEATURED RESEARCH
Stalk and Ear Rots: The Importance of Identifying 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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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 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
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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Tar spot update in Indiana
We continue to confirm counties with active tar spot. Eighteen counties have been confirmed as of Aug 3, 2023. These counties all had a previous history: Porter, LaPorte, Jasper, Pulaski, Fulton, Marshall, Kosciusko, Benton, Tippecanoe, Carroll, Howard, Tipton, Clinton, Montgomery,
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Indiana Disease Update in Corn
Corn Tar Spot – We continue to confirm counties with active tar spot. Twelve counties have been confirmed as of July 26, 2023. These counties all had a previous history: Porter, LaPorte, Jasper, Pulaski, Marshall, Kosciusko, Benton, Tippecanoe, Carroll, Tipton,
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Field Crop Disease Update in Indiana-July 13
Darcy Telenko, Extension Field Crop Pathologist It is important to continue to scout for diseases in both corn and soybeans. Recent rains have created favorable environmental conditions for the development of foliar diseases in both crops. In our scouting rounds
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Time to Scout for Diseases in Field Crops: What to Look for in Corn
We have NOT found active tar spot in Indiana yet. Corn growth stages are quite variable across Indiana but a number of areas with early planted corn about waist high. Recent news that tar spot was found in Iowa, Missouri,
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Foliar Diseases of Wheat and Fusarium Head Blight (Scab) Management
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. Rainy, wet conditions can favor many fungal diseases in wheat. Our
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Tactics to Consider for Tar Spot Management in Indiana for 2023
In Indiana, tar spot has been an annual concern since 2018 when growers experienced 20-60 bu/A loss. In 2021 favorable weather conditions led to another severe epidemic where reports of 50% yield loss occurred. This last year, we had a
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The summary of the 2022 Applied Research in Field Crop Pathology publication is now available!
Applied Research in Field Crop Pathology for Indiana – 2022
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Tar Spot and Southern Corn Rust Update in Indiana
Tar spot continues to be found in Indiana and our first confirmation of southern corn rust happened this week (Figures 1 and 2). I suggest if you have not gotten out and looked for these diseases now is the time.
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Time to Scout for Diseases in Field Crops: What to Look for in Corn
Yes, We Have Found Active Tar Spot in Indiana. Corn growth stages are quite variable across Indiana but a number of areas have moved into tasseling or beyond. Therefore, it is time to continue to monitoring for diseases to make
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