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Tamra Jackson-Ziems - Extension Plant Pathologist

Tar spot on corn leaf

August 29, 2024

Black Spots in Corn? Southern Rust, Tar Spot and More

By Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Tar spot symptoms on corn leaf

August 15, 2024

Corn Disease Update: Fungicide Expectations for Disease Control

By Tamra Jackson-Ziems - Extension Plant Pathologist, Jenny Rees - Extension Educator

Southern rust spots on corn leaf

July 25, 2024

Southern Rust Spreading in Eastern Nebraska

By Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Closeup of black spots on corn leaf

July 12, 2024

Corn Diseases Developing in Some Fields — What To Watch

By Tamra Jackson-Ziems - Extension Plant Pathologist

Tar spot on corn

October 13, 2022

Tar Spot Disease of Corn Spreading to More Nebraska Counties

By Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Common smut on corn

July 7, 2022

Disease Development Associated with Early-season Hail Damage in Corn

By Amy Timmerman - Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

Frogeye leaf spot

June 16, 2022

Fungicide Resistance and Management of Frogeye Leaf Spot of Soybean in Nebraska

By Asha Mane - Graduate Student, Dylan Mangel - Extension Plant Pathologist, Sydney Everhart - Associate Professor of Plant Pathology, Tamra Jackson-Ziems - Extension Plant Pathologist

Corn seedling

May 25, 2022

Conditions Favor Seedling Diseases in Early Planted Corn and Soybeans

By Dylan Mangel - Extension Plant Pathologist, Tamra Jackson-Ziems - Extension Plant Pathologist

SDS on soybeans

October 27, 2021

Seed Selection Can Help Manage Diseases Next Year

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

Tar spot on corn

October 21, 2021

Tar Spot Disease of Corn Confirmed in Several Nebraska Counties

By Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Example of stunting and yellowing in soybeans

September 28, 2021

Sample for Soybean Cyst Nematode This Fall

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Frogeye leaf spot

July 21, 2021

Corn and Soybean Disease Update: Southern Rust, Frogeye Leaf Spot, and Phytophthora Root and Stem Rot

By Tamra Jackson-Ziems - Extension Plant Pathologist

Frogeye leaf spot on soybean plant

March 17, 2021

Nebraska Soybean Foliar Fungicide Use Survey

By Asha Mane - Graduate Student, Sydney Everhart - Associate Professor of Plant Pathology, Tamra Jackson-Ziems - Extension Plant Pathologist

Soybean root with SCN infection

March 17, 2021

Managing Soybean Cyst Nematode Starts Now

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

link to Managing Diseases Starts NOW with Seed Selection

November 19, 2020

Managing Diseases Starts NOW with Seed Selection

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

corn stalks showing stalk rot

September 16, 2020

Check Stalk Quality of Corn Going into Harvest

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

soil probe in use

September 16, 2020

While You’re Waiting, Collect a Sample for SCN Analysis

By Tamra Jackson-Ziems - Extension Plant Pathologist, Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Blue fungal growth on soybean roots

September 4, 2020

Soybean Diseases Developing in Nebraska

By Melissa Bartels - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

N field chats flyer

August 14, 2020

#NField Observations and Chats – New Program Series From Nebraska Extension

By Amy Timmerman - Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist, Robert Wright - Extension Entomologist, Amit Jhala - Professor and Associate Department Head, Department of Agronomy and Horticulture, Greg Kruger - Weed Science and Application Technology Specialist, Megan Taylor - Former Extension Educator, Sarah Sivits - Former Extension Educator, Melissa Bartels - Former Extension Educator

map showing southern rust in 45 Nebraska counties

August 6, 2020

Crop Diseases Spreading and Increasing

By Tamra Jackson-Ziems - Extension Plant Pathologist