BACTERIAL BLIGHT (ANGULAR LEAF SPOT)
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Cotton

SOURCE:
APS
DISEASE:
Bacterial blight (Angular leaf spot)
HOST:
Cotton
(Gossypium barbadense)
Highly susceptible (left) and resistant (right) cotton cultivars. The black arm stage of the disease is the most serious and occurs when bacteria invade petioles and then stems.
PATHOGEN:
Xanthomonas citri subsp. malvacearum
PATHOGEN SYNONYM:
Xanthomonas campestris pv. malvacearum