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Disease Management

Cover 2018 Guide for Weed, Disease, and Insect Management in Nebraska

January 11, 2018

2018 Weed, Disease, and Insect Management Guide

Violet root rot, a rhizoctonia crocorum fungus, in soil

April 12, 2018

The First Identified Root Pathogen: Rhizoctonia

By Bob Harveson - Extension Plant Pathologist, Panhandle Research and Extension Center

cropwatch graphic

January 8, 2018

Fungicides are for Fungi

By Loren Giesler - Extension Plant Pathologist, Bob Harveson - Extension Plant Pathologist, Panhandle Research and Extension Center, Tamra Jackson-Ziems - Extension Plant Pathologist, Stephen Wegulo - Extension Plant Pathologist

Examples of good and bad samples received at the Plant and Pest Diagnostic Clinic

May 31, 2018

Quality Samples Lead to Better Diagnoses

By Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Each year more than 100 research trials are conducted at the South Central Agriculture Laboratory near Harvard. The Aug. 29 SCAL Field Day invites the public to view and learn about the most recent research from UNL and USDA scientists.

August 17, 2018

View Latest Crop and Pest Research at South Central Ag Lab Aug. 29

Illustration of injury symptoms in a field. It is one of several indicators used to diagnose whether injury is caused by a disease, chemical application, or agronomic practice. This field shows random, non-uniform distribution common with diseases.

June 24, 2019

Using Symptom Distribution to Identify Problems and Guide Management

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

Bacterial stalk rot in corn

July 11, 2019

Diseases to Watch for in Flooded Crops

By Sarah Sivits - Former Extension Educator, Tamra Jackson-Ziems - Extension Plant Pathologist

Diseased chickpea plant

January 29, 2021

New Chickpea Disease Study Will Begin in 2021

By Bob Harveson - Extension Plant Pathologist, Panhandle Research and Extension Center

Sugar beets with root disease

March 10, 2021

Sugarbeets: Source of the First Gram-Positive Bacterial Disease in Nebraska

By Bob Harveson - Extension Plant Pathologist, Panhandle Research and Extension Center

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

Plant disease photo collage

Published: April 22, 2021 | Updated: May 22, 2025

Sample Testing Underway at Plant and Pest Diagnostic Clinic

By Kyle Broderick - Extension Educator and Coordinator of the UNL Plant and Pest Diagnostic Clinic

Powdery mildew on wheat

April 28, 2021

Scout Wheat Fields for Early Disease Detection

By Stephen Wegulo - Extension Plant Pathologist