Julie Peterson - Extension Entomologist

Julie Peterson

Faculty Bio
CW Welcome to Julie Peterson
Twitter: @PetersonInsects

Western bean cutworm moth flights

Western Bean Cutworm Pest Update January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics: An update on the western bean cutworm, a major pest in corn and dry bean production for most of Nebraska.

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Corn Rootworm Management Update January 8, 2018

From the 2018 Crop Production Clinic Proceedings: Corn rootworm continues to be a problem for Nebraska growers who rotate crops infrequently. Additionally, resistance to insecticides and some Bt corn reduces efficacy of these important tools in some fields.

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Painted lady butterfly and caterpillar

Large Populations of Painted Lady Butterflies January 8, 2018

In 2017 large populations of painted lady butterflies were seen across the state, raising concerns about whether the larvae form (thistle caterpillars) of this insect would cause damage to soybean fields. An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics.

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Chart looking at adult sawflies from spring-disced summer fallow

Wheat Insect Pest Update January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics reviewing the status of insects in wheat, particularly the wheat stem sawfly.

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Wheat stem maggot

Insects in Cover Crops January 8, 2018

An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics on how integration of cover crops in cropping systems will alter pest and beneficial insect activity.

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Map of Japanese beetle distribution in Nebraska in 2016
Figure 1. Japanese beetle distribution in Nebraska in 2016.

Japanese Beetle in Corn and Soybeans January 8, 2018

An article from the 2018 Crop Production Clinic Proceedings on distribution, scouting and damage from Japanese beetles in Nebraska corn and soybean.

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Fall armyworm
Fall armyworm

Which Bt Traits Do You Need to Purchase? October 12, 2017

When it comes to buying corn seed, avoid investing in GMO insect protection you don't need. This guide looks at available traits and which proteins are effective on which pest species to help growers select the product best suited to their fields.

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Western bean cutworm colony

Establishing a Western Bean Cutworm Colony in the Laboratory October 4, 2017

The western bean cutworm is an important pest of corn and dry beans in Nebraska and is a major focus of research at the Agroecosystems Entomology Laboratory at the West Central Research and Extension Center in North Platte. Because WBC has only one generation per year, researchers are now growing their own population to use in laboratory and field studies.

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