DISEASE: Bacterial blight
HOST: Cassava
Leaf with angular, water-soaked, vein-delimited lesions.
Bacterial blight | Cassava
DISEASE: Bacterial blight
HOST: Cassava (Manihot esculenta)
PATHOGEN: Xanthomonas axonopodis pv. manihotis
PATHOGEN SYNONYM: Xanthomonas campestris pv. manihotis
SOURCE: A. Hayward
DISEASE: Bacterial blight
HOST: Cassava
Cassava with angular leaf spots and yellow ooze. Symptoms include leaf spots, wilt, and dieback. The bacterium frequently invades systemically.
Bacterial blight | Cassava
DISEASE: Bacterial blight
HOST: Cassava (Manihot esculenta)
PATHOGEN: Xanthomonas axonopodis pv. manihotis
PATHOGEN SYNONYM: Xanthomonas campestris pv. manihotis
SOURCE: A. Hayward
DISEASE: Ear rot
HOST: Corn (Maize)
Rot at apical end of ear.
Ear rot | Corn (Maize)
DISEASE: Ear rot
HOST: Corn (Maize) (Zea mays)
PATHOGEN: Pseudomonas marginalis
SOURCE: L. Fucikovsky
DISEASE: Gumming disease
HOST: Sugarcane
Symptoms include brownish red streaks on leaves with apical chlorosis. Streaks become necrotic with time. Plants are stunted with reddening of vascular bundles.
Gumming disease | Sugarcane
DISEASE: Gumming disease
HOST: Sugarcane (Saccharum officinarum)
PATHOGEN: Xanthomonas axonopodis pv. vasculorum
PATHOGEN SYNONYM: Xanthomonas campestris pv. vasculorum
SOURCE: APS
DISEASE: Marginal leaf blight
HOST: Lettuce
Marginal leaf blight first appears as slimy wilting of leaf margins. Small, reddish lesions may be seen on leaf blades. Infected tissues turn brown to black in time.
Marginal leaf blight | Lettuce
DISEASE: Marginal leaf blight
HOST: Lettuce (Lactuca sativa)
PATHOGEN: Pseudomonas marginalis
SOURCE: L. Fucikovsky