Army Cutworm Scouting Urged in Western Nebraska Wheat and Alfalfa
March 27, 2020
Army cutworms have been spotted in Kansas and Nebraska crop fields this month. This is an important time to scout for this pest, particularly in wheat and alfalfa.
Painted Lady Butterflies Are Abundant In Many Areas—What Now?
July 10, 2019
Treatment is not recommended for the painted lady butterfly currently being seen in high numbers and could endanger beneficial insects. Treatment thresholds offer guidance for treating feeding caterpillars.
Japanese Beetles Emerging; Scout Corn and Soybean Fields
July 26, 2023
Extension recommendations on estimating total defoliation from multiple insects to determine need for treatment in soybean.
Using Degree-Day Models to Predict Western Bean Cutworm Flights
June 21, 2019
With late planting, slow emergence, and cooler summer temperatures affecting corn development, will corn be spared from western bean cutworm damage in 2019. Unfortunately, models indicate WBC growth is also delayed. See a table of predicted dates for 2019 WBC flights in Nebraska and surrounding states.
Light Trap Data Available Online
June 5, 2024
UNL Extension Entomology is monitoring crop insect pests (primarily moths) using black light traps at university facilities at North Platte, Clay Center, Mead and Concord.
First ECB Resistance to Bt Corn Reported in Canada
May 22, 2019
The first case of field-evolved resistance of European corn borer (ECB) to Bt transgenic corn has been reported in Canada. What does this mean for Nebraska corn farmers and how can they help maintain resistance here?
Introducing the 'Western Bean Cutworm Central' Webpage
March 8, 2019
This new webpage is designed to serve as a clearinghouse of information related to western bean cutworm biology, behavior, and management in both corn and dry bean agroecosystems.
What’s New in Entomology: West Central Nebraska
January 9, 2019
A survey of ongoing, new, and potential insect pest threats to crop production in west central Nebraska. This article is from the 2019 Crop Production Clinic Proceedings.