Insect Management

The UNL Department of Entomology provides current, science-based information to meet the needs of clientele throughout the state and region. Our programs are directed at solving pressing insect pest problems and provide improved management recommendations, new insect pest management tools, and education for insect pest related issues.

chinch bugs
View Insect Light Trap Reports for 2017
  • South Central Ag Lab, Clay Center
  • Northeast Research and Extension Center, Concord
  • West Central Research and Extension Center, North Platte
Nebraska Guide to Insecticides for Field Crops

Excerpted from the most recent Nebraska Extension Guide for Weed, Disease and Insect Management, these insecticide tables cover alfalfa, corn, soybean, and wheat treatments. They are reviewed and updated annually. The full 300+ page guide is available at Nebraska Extension Publications.

Handy Bt Trait Table for US Corn Production

Most corn hybrids planted in the U.S. contain one or more transgenic traits for weed or insect management. The Handy Bt Trait Table, last updated in January 2018, lists trait names and details of trait package. materials, and bag tags.

Related Articles

Alfalfa field irrigated by center pivot
Early season irrigation linked with first cutting alfalfa can potentially lower water use sharply, as transpiration is lower when the leaf foliage is removed.

Pasture and Forage Minute: Early Season Irrigation, Controlling Alfalfa Weevil

April 23, 2024
This week, extension educators discuss strategies for early season irrigation of alfalfa to lower seasonal water use, controlling alfalfa weevil and flash grazing in spring to mitigate early pasture weeds.

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This Week on N Field: Army Cutworm

April 19, 2024
Now is the time to scout for army cutworm in wheat and alfalfa. Learn more about identifying army cutworm damage to crops in this new N Field Observations.

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Aerial shot of combine in soybean field
A combine harvests soybean near Friend, Nebraska. (Photo by Craig Chandler, University Communication and Marketing)

Management Technique Shows Promise Against Emerging Soybean Pest

March 29, 2024
Entomologists at the University of Nebraska are experimenting with the production technique of hilling to control soybean gall midge populations in the Midwest.

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This Week on N Field: Insect Survival After Polar Vortex

February 1, 2024
What impact did the polar vortex have on those troublesome agricultural insects that are taking a winter nap? Nebraska Extension Educator Amy Timmerman weighs in.

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Cattle in snow
While water demands in the winter may be less than summer, keeping water available can be difficult. Having animals eat snow may be tempting but requires an experienced herd, plenty of fresh snow and healthy animals.

Pasture and Forage Minute: Winter Insect Mortality and Livestock Water Needs

January 16, 2024
Extension educators review the effects of subzero temperatures on overwintering insects and whether snow can adequately be used as a water source for cattle. 

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