Southern rust of corn, caused by the fungus Puccinia polysora, was confirmed by the University of Kentucky Plant Disease Diagnostic Laboratory (PDDL) this week on samples from Caldwell County and Graves County. This is the first confirmation of southern rust…
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Track Southern Rust of Corn Observations on the iPiPE
A new system known as the “Integrated Pest Information Platform for Extension and Education,” iPiPE for short, is now being used to track southern rust of corn in the U.S. The latest map of southern rust observations can be found…
Posted in Grains
Sugarcane Aphid Detected on Sweet Sorghum
This past week, sugarcane aphid was detected and confirmed infesting sweet sorghum in Monroe County. The next day, we detected it in Fayette County on sweet sorghum as well. These are the first confirmed detections of 2017 and are a…
Kudzu Bug Found in the Land Between the Lakes for First Time
The kudzu bug (Figure 1) is an invasive pest of soybeans in many southern states, such as Georgia, North Carolina, South Carolina, Arkansas, and Alabama. Kudzu bug was introduced from Asia and was first reported in northeastern Georgia in 2009. …
Posted in Grains
Replanted and Double Crop Soybeans Can Be Affected by Mollusk Outbreaks in Kentucky in 2017
Current Situation “I haven’t seen a slug outbreak like this in 40 years of growing soybeans” was a comment of a soybean farmer in Logan County last Friday (June 9, 2017). He will replant 300 to 600 acres of soybeans.…
Posted in Grains
Update on Southern Rust of Corn
Southern rust of corn (caused by the fungus, Puccinia polysora) caused yield losses on several acres of corn in Kentucky during 2016, which raised awareness of this disease going into the 2017 growing season. The southern rust pathogen does not…
Posted in Grains
Fungicides for Managing Fusarium Head Blight of Wheat: How Late is Too Late?
Much of the wheat crop in Kentucky has headed out and is flowering. Stripe rust (Figure 1) is now present in many Kentucky counties on susceptible varieties, and according to the Fusarium Head Blight Prediction Center, the current risk of…
Posted in Grains
