Illinois Corn: Southern Rust – All You Need to Know Dec 4, 2019

🕔Dec 4, 2019Southern rust is caused by the obligate fungal pathogen Puccinia polysora. Puccinia polysora produces fuzzy, raised structures called pustules on leaves and stalks of corn. Pustules contain thousands of small […]

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

🕔Oct 30, 2019Weather 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 […]

Mississippi Corn, Soybeans: General Mid-Season Disease Update – Podcast Aug 6, 2019

🕔Aug 6, 2019Mid-season diseases of corn and soybean are discussed by Tom Allen, Extension and research plant pathologist. Special reference to southern rust of corn. http://extension.msstate.edu/sites/default/files/audio/Tom%20Allen_08-02-19.mp3

Nebraska Corn: Southern Rust Confirmed Jul 29, 2019

🕔Jul 29, 2019Southern corn rust  was confirmed on corn leaf samples from Fillmore and Nuckolls counties (Figure 1) in southern Nebraska earlier this week. The disease had been confirmed in several states south […]

Tennessee Corn: Southern Rust Popping Up, Likely Not a Concern Jul 26, 2019

🕔Jul 26, 2019The majority of corn in Tennessee is past the point of benefiting from a fungicide application (growth stage R5 – dent) even with southern rust now present. Furthermore, the severity […]

Mississippi Corn: Diseases – What’s in the Fields Right Now? Jul 24, 2019

🕔Jul 24, 2019For whatever reason, Curvularia leaf spot has become more commonplace in the MS corn production system over the past several seasons. Over the past two weeks, southern rust has been […]

Missouri Corn, Soybeans: Midseason Disease Decisions Jul 23, 2019

🕔Jul 23, 2019Scouting and making management decisions for disease will bring a few challenges this season. Across the state, there is a considerable amount of developmental variability in the corn and soybean […]

Illinois Corn: Southern Rust Moving In – Scout Your Fields Jul 23, 2019

🕔Jul 23, 2019Last week we started picking up Southern rust in the southern Illinois. Thusfar, reports indicate that disease severity is low. However, the recent hurricane remnant and warm forecasts may mean […]

Ohio Corn: Disease Risk in Late Planted Crops Jul 23, 2019

🕔Jul 23, 2019In Ohio, several foliar diseases are of greater concern in late-planted corn for a number of reasons, including: 1 – for diseases like gray leaf spot (GLS), northern corn leaf […]

Missouri Corn: Southern Rust Confirmed In Upper Midsouth Jul 22, 2019

🕔Jul 22, 2019Southern rust has been detected in southeast Missouri. University of Missouri State Extension Plant Pathologist Kaitlyn Bissonnette indicated that southern rust was first confirmed last week in Pemiscot County in […]

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