Kentucky Corn: Southern Rust Confirmed in State

🕔Aug 1, 2018Southern rust of corn, caused by the fungus Puccinia polysora, was confirmed by the University of Kentucky Plant Disease Diagnostic Laboratory (PDDL) for the first time in 2018 from a sample […]

Southern Rust Confirmed in Nebraska, Parts of Missouri, Kansas

🕔Jul 23, 2018Southern corn rust was confirmed in corn leaf samples from Fillmore, Saunders, and Thayer counties in eastern Nebraska earlier this week. The disease had been confirmed in western Missouri and southern […]

Georgia Corn: Southern Rust Present, Scout Til Hard Dough

🕔Jul 20, 2018Southern Corn Rust has showed up in the last week or so and is present in at least 3 counties. It is scattered through the state and could be present […]

Illinois Corn: Time to Scout for Southern Rust

🕔Jul 20, 2018This week there has been a slight uptick in the amount of foliar disease reports in corn, likely as many people are actively scouting prior to making a fungicide application decision.  The most common […]

Arkansas Corn: Southern Rust Detected, Start Scouting

🕔Jul 18, 2018Southern rust was detected last week (July 13) in Conway Co. near Plumerville and in Jackson Co. near Newport.  In both cases the incidence was low (one or two plants) […]

Missouri Corn: Southern Rust Makes 1st Seasonal Appearance

🕔Jul 11, 2018Southern rust (Puccinia polysora) is a relatively common, annually occurring disease of corn that can result in significant yield loss if infection is severe. Generally, it is observed in many, […]

Mississippi Corn: Disease Situation Heating Up

🕔Jun 27, 2018A little longer post than I would like, but things appear to be heating up in the presence of foliar corn diseases in our production system over the past 10 […]

Iowa Corn: Extension Uses Twitter to Map Spread of Southern Rust

🕔Jun 21, 2018A new  study illustrates the potential to map the spread of pests and diseases through Twitter. The study was conducted by Iowa State University, as well as several other partnering universities […]

Nebraska Corn Disease: Are We Out of the Woods Yet?

🕔Aug 21, 2017As often occurs in Nebraska, the late-season weather with abundant dew, high relative humidity, and rainfall is driving increases in some crop diseases. Some corn fields have matured far enough […]

Pennsylvania Corn: Disease to Look For

🕔Aug 9, 2017Since much of the PA crop is into grain fill stages of corn development, foliar diseases start to become pretty important around now. If a crop was sprayed with a […]

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