Jeff Bradshaw - Extension Entomologist

Jeff Bradshaw

faculty
Work
4502 Ave I Scottsbluff NE 69361-4939
US

Faculty Bio
Get to Know Jeff: CW Introductory Article

Alfalfa weevil larvae and adults
Figure 1. Alfalfa weevil larvae and adults collected in a single 12-sweep sample in Goshen County, Wyoming by Dan Keener on May 11, 2018. Note that both large larvae and adults are present.

Scout Diligently for Alfalfa Weevils in May And June

May 16, 2018
High populations of alfalfa weevils have been found in alfalfa throughout the Nebraska Panhandle; lower populations were reported this week in central and eastern Nebraska. The economics would warrant continued scouting through June to provide for timely treatment, if necessary, and yield protection.

Read more

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.

Read more

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.

Read more

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.

Read more

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.

Read more

Sugarbeet replanting field trial

When To Replant Sugarbeets: The Relationship Between Population, Yield, And Replant Timing

January 8, 2018
An article from the Proceedings of the 2018 Nebraska Extension Crop Production Clinics: Early season stand loss from wind or frost can be severe enough to require replanting of a sugarbeet crop. Three years of field trials at the Panhandle Research and Extension Center were conducted to determine just how much stands need to be reduced to justify replanting.

Read more

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.

Read more

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.

Read more