Also see: Corn

Cornhusker Economics: Thinking About the Corn Market

June 21, 2018
In the last 20 years Brazil has emerged as a major player in the world's corn market and is now the second largest exporter and third largest producer, challenging US dominance. This week's Cornhusker Economics takes a closer look.

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Hail damaged corn
Corn around V10-11 with leaves stripped due to hail damage. In this case, much of the corn will recover and look better in 10-14 days. Watch stalk bruising to see if stalk rot sets in. There are fields with hail damage at lower stalks with weakened plants that easily break. Soybeans at R1 (beginning flowering) reduced to sticks north of Stromsburg and in Hordville area. Soybeans with damage like this at the R1 stage can have the greatest yield loss in spite of seeing new buds regrowing with the warm weather. Another concern will be weed control going forward. (Photos by Jenny Rees)

Mid-Season Hail Damage Assessments in Corn and Soybeans

June 25, 2021
When severe storms and hail hit your corn and soybean fields, it's important to estimate yield losses to determine the need for future inputs and alternative management strategies. This guide offers steps to evaluate mid-season hail damage and estimate potential yield losses.

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Western bean cutworm moth
Western bean cutworm moth

Using Degree-Day Models to Predict Western Bean Cutworm Flights

June 21, 2018
By using a degree-day model, growers can account for the effect of temperature on insect development and approximate when certain insect stages will occur. See predicted cutworm flights and recommended scouting periods for 14 Nebraska locations.

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USDA NASS Crop Condition & Progress Report for Mid-June

June 12, 2018
This week's USDA NASS Nebraska Crop Condition Report rated corn as 86% good to excellent and soybean, 87%. Progress for both crops was similar to or ahead of 2017 and the average. Winter wheat condition was 68% good to excellent.

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Chart showing estimated yields of various populations per planting date

Severe Storms and Hail-Damaged Crops: Steps for Making the Right Decisions

June 14, 2018
After recent severe storms that rolled across parts of Nebraska, growers are encouraged to wait 7-10 days to fully assess crop damage and determine next management steps. Research-based estimated yields from replanting now are included.

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Extension Crop Reports

June 13, 2018
Storm damage, crop progress and pest reports from across the state.

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European corn borer "shot-hole" damge to corn leaves

Scouting and Treatment of First Generation European Corn Borer

June 12, 2018
While European corn borer numbers have greatly decreased regionally since the introduction of the first Bt corns, local populations may still cause damage on untraited corn such as popcorn or white corn or in field planted to non-BT corn to take advantage of lower seed costs. These fields should be scouted now.

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Bacterial leaf streak and Goss's wilt
Figure 1. (left) Corn leaves with bacterial leaf streak may appear to have a yellow halo around lesions. (right) Recent wet conditions and wounding from hail or storms favor development of Goss's wilt, shown here. (Photos by Tamra Jackson-Ziems)

Conditions Right for Development of Corn Diseases

June 7, 2018
Severe weather and wet conditions across much of Nebraska this week may favor increased development of diseases in corn, particularly bacterial leaf streak and Goss’s bacterial wilt and blight. For assistance in correctly identifying diseases, submit samples to the Plant & Pest Diagnostic Clinic.

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