Justin McMechan - Crop Protection and Cropping Systems Specialist

Western bean cutworm on corn

Degree-days for Prediction of Western Bean Cutworm Flight in 2024

June 19, 2024
Measuring the amount of heat between an upper and lower threshold to which an insect has been exposed, degree-days models can provide a high level of precision in predicting western bean cutworm peak flight.

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Soybean gall midge larvae on stem

Soybean Gall Midge Adult Activity Detected in Nebraska

June 5, 2024
Soybean gall midge has been detected recently in several locations across eastern Nebraska. This article provides information to growers on how to determine if an application is necessary.

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Soybean seedling damaged by pillbugs

Pillbugs Causing Injury to Soybean Crops in Nebraska

May 23, 2024
Management of pillbugs is challenging. While some insecticides and planting strategies may help control pillbug populations, producers should carefully weigh the pros and cons of each approach.

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Map of soybean gall midge infestation locations in Midwest
A total of 164 counties have been documented as infested with soybean gall midge as of Aug. 9, with two new counties located in Kansas and six counties in Iowa.

Soybean Gall Midge Detected Across Nebraska Fields

September 12, 2023
With soybean gall midge emergence dates and locations advancing in the state, Nebraska Extension educators stress the importance of scouting and documenting observations, which can inform ongoing research on management options.  

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Hail-damaged soybean

Hail Damage to Soybean in Reproductive Stages and Options

July 14, 2023
Nebraska Extension educators and specialists share replant recommendations for soybean producers recently affected by hailstorm damage.

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Hail-damaged corn

Hail Damage to Late Vegetative to Silking Corn and Options

July 14, 2023
For producers with crop damage from recent hailstorms, the timing of storms, development stage of the crop, individual field damage, subsoil moisture and crop insurance are important factors to consider when deciding the next course of action.

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Western bean cutworm adult moth

Degree-days for Prediction of Western Bean Cutworm Flight

June 29, 2023
Measuring the amount of heat between an upper and lower threshold to which an insect has been exposed, degree-days models can provide a high level of precision in predicting western bean cutworm peak flight.

Read more

Soybean gall midge infestation map

Soybean Gall Midge Identified in Eight Additional Nebraska Counties

September 1, 2021
Soybean gall midge (SGM) injury and pressure varied considerably across its geographic range, with the largest concentration of injured soybean fields occurring in east-central Nebraska this season. To date, a total of 140 Midwestern counties have been identified as infested with SGM.

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