Soybean Insects

Soybean tentiform leafminer under examination light
Figure 1. An adult soybean tentiform leafminer. While STL has infested fields in Minnesota, North Dakota and South Dakota since 2021, the soybean pest has now been discovered in Nebraska. (All photos by Wayne Ohnesorg)

Soybean Tentiform Leafminer Found in Nebraska

October 10, 2024
A new soybean pest has moved into Nebraska — the soybean tentiform leafminer was positively identified in a Madison County field last month. At present, there are no known management methods for this insect.

Read more

Soybean gall midge larvae on plant stem

Insect Pest and Plant Diseases in Soybean: A Nebraska Soybean Board-funded Project

July 10, 2024
In a new study, UNL researchers are using unconventional treatments on soybean insects and diseases to investigate the relationships between certain pests and how their interactions impact crop yield.

Read more

Photo collage of insect on plant leaf and hand holding bisected plant stem
Figure 1. Adult soybean stem borer, Dectes texanus texanus (left) and larval tunneling in soybean petioles (right) at the Eastern Nebraska Research, Extension and Education Center in June 2024.

Dectes Stem Borer in Soybean

July 10, 2024
A difficult insect to manage, soybean stem borer has expanded its reach in Nebraska. This extension article reviews considerations for scouting and control options, plus resources for producers to learn more on this crop pest.

Read more

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.

Read more

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.

Read more

Aerial shot of combine in soybean field
A combine harvests soybean near Friend, Nebraska. (Photo by Craig Chandler, University Communication and Marketing)

Management Technique Shows Promise Against Emerging Soybean Pest

March 29, 2024
Entomologists at the University of Nebraska are experimenting with the production technique of hilling to control soybean gall midge populations in the Midwest.

Read more

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.  

Read more

Soybean aphids on leaf

Although at Low Levels, Soybean Aphids are in Nebraska

August 2, 2023
With soybean aphid infestations, it's important to preserve natural enemies under an integrated pest management approach, as well as treating only when pest populations reach economic or treatment thresholds, to let beneficial insects do their work.

Read more