Disease Reports from the UNL Diagnostic Clinic – July 31
The following diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Clinic from July 15 through July 30, 2020.
Soybean
Central District – Phytophthora Root and Stem Rot, Frogeye Leaf Spot, Phyllosticta Leaf Spot, Bacterial Blight
East District – Phytophthora Root and Stem Rot
North Central District – Phytophthora Root and Stem Rot, Frogeye Leaf Spot
Southeast District – Phytophthora Root and Stem Rot, Frogeye Leaf Spot, Phyllosticta Leaf Spot, Bacterial Blight
South Central District – Phytophthora Root and Stem Rot, Frogeye Leaf Spot, Bacterial Blight, Bacterial Pustule
Corn
Central District – Common Rust, Southern Rust, Gray Leaf Spot, Bacterial Leaf Streak, Physoderma Brown Spot, Northern Corn Leaf Blight
East District – Common Rust, Southern Rust, Gray Leaf Spot, Bacterial Leaf Streak, Northern Corn Leaf Blight
Northeast District –Gray Leaf Spot, Bacterial Leaf Streak, Northern Corn Leaf Blight
North Central District –Gray Leaf Spot, Bacterial Leaf Streak
South Central District – Common Rust, Southern Rust, Gray Leaf Spot, Bacterial Leaf Streak, Physoderma Brown Spot, Northern Corn Leaf Blight, Anthracnose Leaf Blight
Southeast District – Common Rust, Southern Rust, Gray Leaf Spot, Bacterial Leaf Streak, Northern Corn Leaf Blight
Resources
Find more information and photos about each of these diseases in the Crop Disease Management section of CropWatch for Wheat, Soybean, and Corn. If you'd like to submit a sample to the clinic for diagnosis, check out this CW story, Quality Samples Lead to Better Diagnosis, for tips on packaging and sending samples.
Visit the Plant and Pest Diagnostic Clinic page in CropWatch for
- information on how to submit crop and pest samples,
- a sample submission form, and
- a fee schedule for diagnostic services.
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