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- Bacterial Panicle Blight
- Bacterial Panicle Blight Diseases Video
Photos of rice bacterial panicle blight disease caused by the bacteria Burkholderia glumae and B. gladioli, including bacterial signs and symptoms on the grain.
Slide 1: Burkholderia glumae colony on King’s medium B medium (note yellow green toxin production in agar).
Slide 2: Very early infection by the bacterial panicle blight pathogen of rice grain showing water soaked discoloration on the lower part of the grain.
Slide 3: Early bacterial panicle blight infection of rice grain showing characteristic two tone discoloration symptom and green stems.
Slide 4: Bacterial panicle blight infection of rice grain showing characteristic two tone discoloration symptom.
Slide 5: Bacterial panicle blight infection of rice grain showing characteristic two tone discoloration symptom.
Slide 6: Bacterial panicle blight infection showing upright discolored heads and green stems.
Slide 7: Rice with early symptoms of bacterial panicle blight infection on the grain.
Slide 8: Rice leaf sheath rot symptoms caused the bacterial panicle blight pathogen.
Slide 9: Rice leaf sheath rot symptoms caused the bacterial panicle blight pathogen.
Slide 10: Severe rice leaf sheath rot symptoms caused the bacterial panicle blight pathogen.
Slide 11: Comparison of bacterial panicle blight resistant (left) and susceptible (right) rice varieties inoculated with Burkholderia glumae in the field.
Slide 12: Rice heads with symptoms of bacterial panicle blight infection on the grain.
Slide 13: Late symptoms of bacterial panicle blight infection of rice heads showing secondary fungal infection.
Slide 14: Rice heads with symptoms of bacterial panicle blight infection on the grain.
Slide 15: Severe bacterial panicle blight infection of rice heads in the field.
Slide 16: Bacterial panicle blight infection of rice heads showing upright discolored heads compared to healthy heads.
Slide 17: Bacterial panicle blight late head infection compared with a healthy head.
Slide 18: Bacterial panicle blight infection of rice heads in the field showing a cluster of upright discolored heads.
Slide 19: Bacterial panicle blight on resistant and susceptible rice varieties in an inoculated disease nursery.
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