Also see: Corn
map showing GDD accumulation in Nebraska

Common Stalk Borer Scouting Should Start in Southern Nebraska

June 3, 2020
This week's map indicates that enough degree days have accumulated for common stalk borer eggs to have hatched across the state. It's time to start scouting.

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Nebraska Corn, Soybeans Rated 82% Good to Excellent

June 2, 2020
As of May 31, 2020, Nebraska corn planting was complete and soybeans planted was 95% according to the USDA’s National Agricultural Statistics Service. Planting and emergence of both crops continues to be ahead of five year averages.

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corn emerging

Q and A: Why is Corn Emergence Uneven This Year?

May 29, 2020
Planting conditions seemed to be “perfect” this year. This allowed a large percent of corn and soybean acres in Nebraska to be planted earlier than in previous years. Because conditions seemed so good, the question is why emergence has been uneven in some fields this year.

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corn showing various growth stages

Accurately Growth Staging Corn after Lower Leaf Loss and Implication for Post-emergence Herbicide Application

May 29, 2020
After a frost, or hail event, the dead tissue is not able to resurrect itself and is eventually sloughed off as the plant continues to grow. Thus a common question is how do I determine corn growth stage when I can no longer count leaves?

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corn emerging from the ground

Soil Residual Herbicide Options after Corn Emergence

May 28, 2020
Application of soil residual herbicides is important because they deliver a few weeks of residual weed control and aid in weed resistance management by incorporating additional site(s) of action in herbicide program. Several residual herbicides can be applied after corn emergence without injury to corn.

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alfalfa weevil feeding on trifoliates

Extension Crop and Pest Reports (May 25-29)

May 28, 2020
Extension educators report on what they are seeing in the fields this week in the panhandle, Nemaha, Furnas, Gosper, Harlan, Phelps, Platte, Boone, and Nance counties.

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NASS: 77% Corn, 56% Soybean Emerged, Winter Wheat 70% Good to Excellent

May 28, 2020
As of Sunday, May 24th, corn and soybean planting and emergence continues to be well ahead of the five year average, according to the USDA's National Agricultural Statistics Service. In addition, 70% of winter wheat is rated is rated good to excellent.

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common stalk borer larva

Managing Stalk Borers in Corn

May 22, 2020
Stalk borer damage in corn commonly is confined to plants in the first few rows near field margins, fence rows, grass terraces, and waterways. Understanding the common stalk borer life cycle and behavior is critical to selecting management practices to reduce damage in corn.

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