Nebraska: Fungicide Resistance and Management of Frogeye Leaf Spot of Soybean Jul 1, 2020

🕔Jul 1, 2020
In 2019, QoI (strobilurin, FRAC group 11) fungicide resistance was detected in soybean frogeye leaf spot samples from 10 Nebraska counties (Fig. 1). Yield loss The presence of frogeye leaf […]

Soybeans: Southern, Midwest Researchers Grapple With Frogeye Challenges – DTN Feb 7, 2020

🕔Feb 7, 2020
How common is fungicide-resistant frogeye leaf spot? So common that susceptible strains of the pathogen are now extremely hard to find. “It’s almost like they’re going extinct,” said Carl Bradley, […]

Iowa Soybeans: Pinning Down the Range of Frogeye Leaf Spot to Key Fungicide Jan 28, 2020

🕔Jan 28, 2020
Iowa State University researchers, with funding from soybean checkoff through the United Soybean Board and Iowa Soybean Association, have confirmed that over 70 isolates of the pathogen Cercospora sojina (cause […]

Ohio Corn, Soybeans: Choosing Varieties – Check Disease Resistance Ratings Dec 18, 2019

🕔Dec 18, 2019
The seed suppliers want your early orders and the catalogues are all spread out on the tables.  Now to begin the process of choosing the best variety or hybrid for your […]

Midwest – Extreme Weather Gives Pests A Big Opening – DTN Oct 30, 2019

🕔Oct 30, 2019
Weather extremes are a major threat to U.S. row crops, as 2019 demonstrated vividly. But some insects and diseases actually thrive in the chaos of flooding, drought, hail and heavy […]

Nebraska Soybeans: Late Season Diseases Widespread Sep 18, 2019

🕔Sep 18, 2019
Record rainfall during August and continued wet conditions into September are much to blame for the flush of diseases Nebraska’s soybean crop has been experiencing. The following describes some of […]

Nebraska Soybeans: Scout Fields for Frogeye Leaf Spot Aug 26, 2019

🕔Aug 26, 2019
Moderate to severe frogeye leaf spot is being reported on soybean in northeast Nebraska and may be occurring in other areas of the state, especially on susceptible varieties. Scouting is […]

Ohio Soybeans: Frogeye Leaf Spot – Is It Worth Spraying in 2019? Aug 22, 2019

🕔Aug 22, 2019
Several reports over the last two weeks of heavy frogeye leaf spot pressure in some fields as well as low to moderate pressure in others.  This disease will continue to […]

Ohio Corn, Soybeans: Watch for Diseases in Late Crops Aug 9, 2019

🕔Aug 9, 2019
Late-planted corn and soybeans could be vulnerable to higher-than-normal levels of crop diseases this year, experts from The Ohio State University warn. When sown one to two months later than […]

Ohio Soybeans: Mid-Season Disease, Management Considerations Jul 30, 2019

🕔Jul 30, 2019
The rains last week around Wayne County (5+ inches) provided for saturated soil conditions. Cultivars with low resistance to Phytophthora sojae are now developing Phytophthora stem rot. These fields were […]

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