Tom Hunt - Extension Entomologist
June 22, 2022
Growers should begin scouting for potato leafhoppers and alfalfa aphids, as these pests have been spotted in Nebraska alfalfa fields prior to first cutting.
March 17, 2021
A new webinar series aims to help growers with identification, biology and current management strategies for soybean gall midge as it continues to spread across the Midwest.
June 11, 2020
On June 10th, 2020 three soybean gall midge adults were collected south of Louisville, Nebraska. This was the only site in the network with soybean gall midge adult activity.
January 16, 2020
Many defoliating insects may be found in Nebraska soybeans. Estimating defoliation levels in fields is the best way to decide whether it will pay to treat for these insects.
Figure 1. Twospotted spider mites. Almost microscopic in size, the spider mites may be imperceptible on a leaf, but become more visible against its silk-like webs. (Photos by Jim Kalisch)
July 26, 2022
Recommendations for managing spider mites in corn and soybean, including treatment thresholds and insecticides, as well as discussions on the potential impact of beneficial insects, diseases and insecticide applications.
Spider mite damage to soybean leaves.
July 26, 2022
With growing reports of spider mites damaging corn and soybeans in Nebraska, it's important to check leaves closely, as many other crop issues can cause similar discoloration.