Scientific Name: Magnaporthe poae
Photo(s): Summer patch in bluegrass, Mary Ann Hansen, Virginia Polytechnic Institute and State
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,
County: Salt Lake County
Fact Sheets: Utah State University; Colorado State University
*Links on the page are not intended as authoritative sources of management information.
Established links allow users to view pictures of pests and find general biology and
control information; for Utah-specific control recommendations please contact the
Utah Plant Pest Diagnostic Lab @ 435-797-2435. Pictures above are not always the
exact species identified, but are representative photos of submitted samples.