A flooded field
Figure 1. Crop fields in a large area of south central Nebraska were flooded this week after heavy rains, causing growers to rexamine their options for fields already late-planted or taken as prevented-planting. (Photos by Sarah SIvits)

Crop Impacts and Options After Mid-Season Flooding

July 12, 2019
Earlier this week south-central and central Nebraska were hit by heavy rains leading to flooding. Now farmers are asking: How long will the crop survive in standing water and what does this mean for the rest of the growing season?

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Painted lady butterfly
Figure 1. Painted lady butterly (Photo by Jim Kalisch)

Painted Lady Butterflies Are Abundant In Many Areas—What Now?

July 10, 2019
Treatment is not recommended for the painted lady butterfly currently being seen in high numbers and could endanger beneficial insects. Treatment thresholds offer guidance for treating feeding caterpillars.

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Figure 1. Soybean plant showing signs of wilting from soybean gall midge infestation.
Figure 1. Soybean plant showing signs of wilting from soybean gall midge infestation. (Photo by Justin McMechan)

Soybean Gall Midge: New Counties Infested and Second Generation Adults Emerging

July 8, 2019
Since June 30, low levels of adult emergence have been observed from east-central and northeast Nebraska counties from last year’s soybean fields. On July 2 and July 4 adults were found emerging from this year's soybeans in east-central Nebraska.

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Soybean gall midge larvae inside a soybean stem
Soybean gall midge larvae inside a soybean stem

Soybean Gall Midge Larvae Found in Soybean Plants

June 29, 2019
In Nebraska, soybean gall midge larval injury to soybean has been found in most areas where adult soybean gall midge activity occurred over the past two weeks It is unlikely foliar insecticides will affect this insect.

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Japanese beetle

Japanese Beetles Emerging; Scout Corn and Soybean Fields

June 27, 2019
Japanese beetle adults are beginning to emerge in eastern Nebraska corn and soybeans, as well as landscape trees and shrubs. They will continue to emerge for the next few weeks. This story includes a guide for estimating total defoliation from multiple insects to determine need for treatment in soybean.

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Tamra Jackson-Ziems
Tamra Jackson-Ziems

June Podcast: Mid-Season Diseases in Corn and Soybean

June 27, 2019
Corn nematodes, bacterial leaf streak, and frogeye leafspot, oh my! Extension Plant Pathologist Tamra Jackson-Ziems returns to the Nebraska CropWatch Podcast with information on mid-season corn and soybean diseases.

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Soybean gall midge larvae inside a soybean stem
Soybean gall midge larvae inside a soybean stem

Soybean Gall Midge: Management Window Changing for Nebraska Growers

June 26, 2019
Soybean gall midge larvae found feeding within soybean plants in east central Nebraska mean foliar applications will likely no longer be effective. In northeast Nebraska, however, they may still be effective for a short time.

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Soybean Gall Midge Emergence Update in Nebraska

June 21, 2019
Soybean gall midge numbers continue to increase at a number of monitoring sites in the state.

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