ANGULAR LEAF SPOT
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Tobacco

SOURCE:
H. Shew
DISEASE:
Angular leaf spot
HOST:
Tobacco
(Nicotiana tabacum)
Leaf with light brown, angular spots. The difference between this disease and wildfire of tobacco is that wildfire is caused by a strain that produces tabtoxin. It causes conspicuous halos around lesions and large parts of a leaf may turn yellow .
PATHOGEN:
Pseudomonas syringae pv. tabaci