Julie Peterson - Extension Entomologist

Julie Peterson

faculty
Work
402 W State Farm Rd North Platte NE 69101-7751
US
Work 308-696-6704 On campus, dial 7-6704

Faculty Bio
CW Welcome to Julie Peterson
Twitter: @PetersonInsects

Western bean cutworm moth
Western bean cutworm moth

Using Degree-Day Models to Predict Western Bean Cutworm Flights

June 21, 2018
By using a degree-day model, growers can account for the effect of temperature on insect development and approximate when certain insect stages will occur. See predicted cutworm flights and recommended scouting periods for 14 Nebraska locations.

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Western bean cutworm larvae on an ear of corn

Efficacy of Foliar Insecticide Treatments for Western Bean Cutworm in Corn

April 11, 2018
Researchers report on three years of field research in west central Nebraska where 4-14 insecticide treatments were tested under irrigated conditions.

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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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