BACTERIAL BLIGHT (BACTERIAL NECROSIS)
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Grape

SOURCE:
C. Manceau, N. Schaad
DISEASE:
Bacterial blight (Bacterial necrosis)
HOST:
Grape
(Vitis vinifera)
Severe infection in vineyard is noted by dead canes. Symptoms are most severe in spring; shoot blight, occasional spots on leaves, and cankers are common.
PATHOGEN:
Xylophilus ampelinus
PATHOGEN SYNONYM:
Xanthomonas ampelina