Crop Diseases

Resources, tools, and information specific to crop disease identification and management.

Crop Disease ICM News Articles and Blog Posts

Feb 28, 2019 Know your invasives for Invasive Species Awareness Week
Feb 11, 2019 New resources for tar spot and soybean seed quality now available!
Feb 11, 2019 Evaluation of Foliar Fungicides on Soybeans in 2018
Feb 8, 2019 Summary of Foliar Fungicide Applications on Corn in Iowa in 2018
Jan 7, 2019 2019 Pest management publications to have before planting
Jan 3, 2019 2018 SCN-resistant Variety Trial Results Show Yield Effects and SCN Buildup
Dec 12, 2018 Now is the time to replenish your crop resources for the 2019 season, with bulk deals
View more ICM News and ICM Blog articles about diseases

Crop Disease Publications

Corn and Soybean Field Guide
A Farmer's Guide to Corn Diseases A Farmer's Guide to Corn Diseases
A Farmer's Guide to Soybean Diseases A Farmer's Guide to Soybean Diseases

View additional publications at the Extension Store and Crop Protection Network

Diseases Videos

Weeds Week 2016
Purple Stem in Soybeans
What Happens to a Sample at the Plant Insect Diagnostic Clinic
Capturing Crop Disease Photos With Your Mobile Phone
Sudden Death Syndrome Data Collection
View more disease videos

Crop Disease Descriptions

Bacterial leaf streak  Bacterial Leaf Streak

Diplodia stalk rot  Diplodia Stalk Rot

Sudden Death Syndrome  Sudden Death Syndrome

View more corn disease and soybean disease descriptions

Field Specialists

Meaghan Anderson
Meaghan Anderson
Field Agronomist in Central Iowa
(319) 331-0058
Terry Basol
Terry Basol
Field Agronomist in NC Iowa
(641) 426-6801
Joel DeJong
Joel DeJong
Field Agronomist in NW Iowa
(712) 546-7835
Paul Kassel
Paul Kassel
Field Agronomist in NW Iowa
(712) 262-2264
Brian Lang
Brian Lang
Field Agronomist in NE Iowa
Office (563) 382-2949 Cell (563) 387-7058
Angie Rieck-Hinz Headshot
Angie Rieck-Hinz
Field Agronomist in NC Iowa
(515) 231-2830
Aaron Saeugling
Aaron Saeugling
Field Agronomist in SW Iowa
(712) 769-2650
Virgil Schmitt
Virgil Schmitt
Field Agronomist in SE Iowa
(563) 263-5701
Rebecca Vittetoe
Rebecca Vittetoe
Field Agronomist in EC Iowa
(319) 653-4811
Michael Witt
Michael Witt
Field Agronomist in WC Iowa
(641) 430-2600

Disease Campus Specialists

Laura Jesse Iles
Laura Jesse Iles
Director, Plant & Insect Diagnostic Clinic, Co-Director, North Central IPM Center
(515) 294-0581
Daren Mueller
Daren Mueller
Associate Professor, Extension Plant Pathologist
Alison Robertson photo
Alison Robertson
Professor of Plant Pathology and Microbiology, Extension Field Crops Pathologist
(515) 294-6708
Greg Tylka photo
Greg Tylka
Professor, Nematologist, Director of the Iowa Soybean Research Center
515-294-3021
Edward Zaworski
Edward Zaworski
Plant Pathology Diagnostician, Extension Program Specialist II
(515) 294-0581