Utah Plant Pest Diagnostic Lab
Diseases Diagnosed in December 2011
Summer Patch
Scientific Name: Magnaporthe poae
Photo(s): Summer patch in bluegrass, Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org
Situation: On turf
County: Carbon, Wasatch, Salt Lake
Fact Sheets: Colorado State University; Ohio State University
Necrotic Ring Spot
Scientific Name: Ophiosphaerlla korrae
Photo(s): Necrotic ring spot, Mary Ann Hansen, Virginia Polytechnic Institute and State University, Bugwood.org.
Situation: Turf
County: Salt Lake County
Fact Sheets: Utah State University; Colorado State University