Pest Management

Grasshopper in field — With continued drought, producers may see grasshoppers moving from field edges into crops. Frequent scouting of fields will be critical in the coming weeks, particularly in alfalfa and late summer-seeded grasses, which are more susceptible to feeding damage..

Pasture and Forage Minute: Managing Grasshoppers, Pasture Weeds and Wet Hay

August 23, 2023

Insights on late summer grasshopper and pasture weed control, and options for producers putting up hay in wet conditions.

Farmer inspects corn field — Nebraska On-Farm Research Network photo

Growing Results: Western Corn Rootworm Control

August 9, 2023

Nebraska farmers are conducting on-farm research to investigate alternative strategies for controlling western corn rootworm.

This Week on N Field: Scouting Western Bean Cutworm

August 4, 2023

Learn how to identify western bean cutworm eggs and larvae, and how to determine timing for insecticide applications in the latest N Field Observations.

Software equipment in implement — Producers, industry representatives and researchers are invited to attend the field day in North Platte, which will feature the latest technologies and practices in agriculture.

West Central to Host 19th Annual Water and Crops Field Day

August 4, 2023

This free field day will feature producer and industry panels on covers crops and USDA's Climate Smart Initiatives, as well as field tours and demos on irrigation sensing tools, cover crops, western bean cutworm and drones in pesticide application.

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.

Soybean Aphid Scouting and Management

August 2, 2023

Soybean aphids in Nebraska typically reach the economic threshold and require treatment in late July through August. Treatment during this time is usually enough to keep aphid populations from resurging before they leave fields for the season.

Watch for Aphids in Corn

July 27, 2023

Aphids cause the greatest amount of injury while they are feeding within the whorl prior to tassel emergence. Treatment may be needed if pollination is no more than half complete and more than half of the corn tassels are covered with aphids.

Grasshopper in meadow — Grasshoppers tend to thrive in dry, hot conditions while outbreaks can be severely limited by cool, wet spring weather, and as such, producers in eastern Nebraska might see an increase in outbreaks this summer, while western Nebraska grasshopper populations may be reduced.

Pasture and Forage Minute: Grasshopper Control, Sub-irrigated Meadow Hay Harvest

July 7, 2023

Extension insights on grazing strategies to accommodate weather changes, grasshopper scouting and treatment recommendations, and tips for getting the most out of sub-irrigated meadow hay harvest in Nebraska.

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