Pest Management

Army cutworm larvae in a hand

Army Cutworm Scouting Urged in Western Nebraska Wheat and Alfalfa

March 6, 2024
With recent warm weather, army cutworms have been spotted in southern Sioux County and central Lincoln County. Producers should begin scouting for this pest to mitigate crop damage, particularly in winter wheat and alfalfa.

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Cattle in snow
While water demands in the winter may be less than summer, keeping water available can be difficult. Having animals eat snow may be tempting but requires an experienced herd, plenty of fresh snow and healthy animals.

Pasture and Forage Minute: Winter Insect Mortality and Livestock Water Needs

January 16, 2024
Extension educators review the effects of subzero temperatures on overwintering insects and whether snow can adequately be used as a water source for cattle. 

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N Field corn field banner

This Week on N Field: Manage Soybean Cyst Nematode to Reclaim Lost Yield

November 15, 2023
Now is the best time of year to begin your soybean cyst nematode management program — watch this episode of N Field to learn more about SCN testing and management best practices.

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Cheatgrass closeup
Rejuvra™ is a new rangeland herbicide product from Bayer that controls cheatgrass seedlings. It should be applied in early fall before seeds germinate and can provide control up to two years post-application.

Pasture and Forage Minute: Managing Cheatgrass, Last Alfalfa Harvest and Fall Armyworms

September 19, 2023
Management insights on controlling cheatgrass, wild oats and fall armyworms in pastures, and using growing degree days to schedule your final alfalfa harvest.

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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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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.

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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.

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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.

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