SHALLOW BARK CANKER
|
Walnut

SOURCE:
B. Teviotdale
DISEASE:
Shallow bark canker
HOST:
Walnut
(Juglans regia 'Hartley')
Multiple cankers with brown exudate. Cankers on trunk are shallow.
PATHOGEN:
Brenneria nigrifluens
PATHOGEN SYNONYM:
Erwinia nigrifluens