Utah Plant Pest Diagnostic Lab

Diseases Diagnosed in October 2010

fusarium

Common Name: Fusarium
Scientific Name: Fusarium sp.
Situation: Tomatoes
County: Salt Lake
Fact sheet University of Maryland
Photo: Clemson University USDA Cooperative Extnesion Slide Series, Bugwood.org

dothistroma

Common Name: Dothistroma Needle Blight
Scientific Name: Dothistroma sp.
Situation: Austrian Pine
County: Washington
Fact sheet Utah State University
Photo: Robert L. James, USDA Forest Service, Bugwood.org

Common Name: Marssonina Leaf Spot
Scientific Name: Marssonina sp.
Situation: Aspen in Nursery
County: Davis
Fact sheet
Photo: William Jacobi, Colorado State Univ., Bugwood.org

fruit decay

Common Name: Fruit Decay
Scientific Name: Aspergillus sp.
Situation: Apricot Fruit
County: Salt Lake
Info Wikipedia
Photo: Wikipedia

crown rot

Common Name: Crown Rot
Scientific Name: Rhizoctonia sp
Situation: Alfalfa
County: Beaver
Fact sheet Univ. CA Davis
Photo: Arthur H. McCain, University of California Davis IPM, Bugwood.org

anthrocnose

Common Name: Anthrocnose
Scientific Name: Colletotrichum graminicola
Situation: Turf
County: Cache
Fact sheet Univ. CA Davis
Images Forestry Images
Photo: Paul Bachi, University of Kentucky Research and Education Center, Bugwood.org

ring spot

Common Name: Necrotic Ring Spot
Scientific Name: Ophiosphaerella sp.
Situation: Turf
County: Salt Lake
Fact sheet Utah State Univ.
Photo: Howard F. Schwartz, Colorado State University, Bugwood.org

powdery mildew

Common Name: Powdery Mildew
Scientific Name: na
Situation: Ninebark
County: N/A
Fact sheet Utah State University
Photo: Howard F. Schwartz, Colorado State University, Bugwood.org

ascochyta leaf blight

Common Name: Ascochyta Leaf Blight
Scientific Name: Ascochyta sp.
Situation: Turf
County: Cache
Fact sheet Colorado State University
Photo: Ned Tisserat, Colorado State University, Bugwood.org