On a recent Market Journal segment Kevin Korus discussed plant diseases identified in samples submitted to the UNL Pest and Plant Disease Clinic.
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Figure 1. Reporting districts (View larger)
The following diseases were reported in samples submitted to the UNL Plant and Pest Diagnostic Lab July 1 to Sept. 8.
Corn
East Central District – Anthracnose stalk rot, aspergillus ear rot, bacterial leaf steak, common rust, common smut, fusarium stalk rot, gray leaf spot, fusarium ear rot, Goss’s bacterial wilt and blight, Holcus spot, northern corn leaf blight, northern corn leaf spot, physoderma brown spot, and southern rust
South Central District – Anthracnose stalk rot, bacterial leaf steak, common rust, bacterial stalk rot, gray leaf spot, Goss’s bacterial wilt and blight, and southern rust
Southeast District – Anthracnose stalk rot, bacterial leaf steak, northern corn leaf blight, northern corn leaf spot, physoderma brown spot, fusarium ear rot, fusarium stalk rot, southern rust, gray leaf spot
Central District – Bacterial leaf steak, common rust, common smut, Holcus spot, northern corn leaf spot, Southern rust
Southwest District – Bacterial leaf steak, fusarium stalk rot, Holcus spot, southern rust
Northeast District – Bacterial leaf steak, common rust, fusarium stalk rot, gray leaf spot, and southern rust
North Central District – Bacterial leaf steak
Northwest District – Bacterial stalk rot, Goss’s bacterial wilt and blight
Soybean
Northeast District – Charcoal rot, sudden death syndrome
East Central District – Charcoal rot, bacterial leaf blight, brown stem rot, Phytophthora crown and stem rot, stem canker, sudden death syndrome
South Central District – Charcoal rot, bacterial leaf blight, brown stem rot
North Central District – Bacterial leaf blight, brown stem rot, sudden death syndrome
Southeast District – Stem canker, sudden death syndrome
