2014 North MS Research and Extension Center Soybean Disease Ratings UPDATED 11/17/2014

Frogeye leaf spot. Note smaller lesions indicative of secondary infection.

By: Mark Harrison, Normie Buehring, and Tom Allen

The variety trials located at the North MS Research and Extension Center in Verona, MS were rated for the presence and severity of frogeye leaf spot as well as Cercospora blight.  Frogeye leaf spot ratings were conducted using a 0-9 scale where 0=no disease and 9=severe disease characterized by approximately 90% leaf coverage.  Cercospora blight was also rated using a 0-9 scale; however, a 9 is characterized by purple pods, petioles, and stems.

Maturity Group IV Early (MG IV Early)

Maturity Group IV Late (MG IV Late)

Maturity Group IV Conventional/Liberty Link (MG IV Conventional Liberty Link)

Maturity Group V Early (MG V Early)

Maturity Group V Late (MG V Late)

Maturity Group V Conventional/Liberty Link (MG V Conventional Liberty Link)

2014 Soybean Variety Trial Results-N. MS Research and Extension Center (2014 NMREC Soybean Variety Trial Report)