Photos of rice stackburn disease caused by the fungus Alternaria padwickii, including fungal signs and symptoms on the plant.

Complete video gallery of the rice Stackburn (Alternaria leaf spot) disease photographs:

Slide 1: Up close view of Stackburn spot, also called Alternaria leaf spot, showing round dark black sclerotia.

Slide 2: Rice leaves showing typical symptoms of Alternaria leaf spot (note double or kissing lesions on upper leaf).

Slide 3: Single Alternaria leaf spot rice leaf lesion.

Slide 4: Rice leaf showing symptoms and signs (sclerotia) of Alternaria leaf spot.

Slide 5: Broader lesion boarders on Alternaria leaf spot lesions.

Slide 6: Rice leaves with stackburn (Alternaria leaf spot) symptoms.

Slide 7: Older Alternaria leaf spot lesions on rice leaves.

Slide 8: Atypical Alternaria leaf spot lesions on rice.