Banana leaf spot disease

Leaf spot disease on banana?

Synonym: Yellow sigatoka/Black sigatoka

Symptoms:

1. first appear as small, light yellow spots or streaks parallel to the side vein of the leaf.
2. Later, the spots elongate and turn brown with light gray centers.
3. Such spots soon enlarge further; the tissue around them turns yellow and dies; and adjacent spots coalesce to form large lesions.

Dissemination: The pathogen survives in the infected banana leaves and spreads through wind borne conidia.

References