RESULTS

(5)

FILTER

DISEASE: Red stripe (Top rot)

HOST: Sugarcane

Symptoms of disease are long, narrow, and sharply delineated red stripes. Top rot, another stage, may occur with or without red stripes.

Red stripe (Top rot) | Sugarcane

DISEASE: Red stripe (Top rot)

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Acidovorax avenae

PATHOGEN SYNONYM: Acidovorax avenae subsp. avenae

SOURCE: APS

DISEASE: Shallow bark canker

HOST: Walnut

Diseased, discolored tissues revealed by removing external bark.

Shallow bark canker | Walnut

DISEASE: Shallow bark canker

HOST: Walnut (Juglans regia 'Hartley')

PATHOGEN: Brenneria nigrifluens

PATHOGEN SYNONYM: Erwinia nigrifluens

SOURCE: B. Teviotdale

DISEASE: Shallow bark canker

HOST: Walnut

Trunk with brown exudate shallow cankers.

Shallow bark canker | Walnut

DISEASE: Shallow bark canker

HOST: Walnut (Juglans regia 'Hartley')

PATHOGEN: Brenneria nigrifluens

PATHOGEN SYNONYM: Erwinia nigrifluens

SOURCE: B. Teviotdale

DISEASE: Shallow bark canker

HOST: Walnut

Multiple cankers with brown exudate. Cankers on trunk are shallow.

Shallow bark canker | Walnut

DISEASE: Shallow bark canker

HOST: Walnut (Juglans regia 'Hartley')

PATHOGEN: Brenneria nigrifluens

PATHOGEN SYNONYM: Erwinia nigrifluens

SOURCE: B. Teviotdale

DISEASE: Slippery skin

HOST: Onion

Rot progresses from the top of infected scales and eventually internal tissues rot. In early stages, the only external symptoms may be softening of the neck.

Slippery skin | Onion

DISEASE: Slippery skin

HOST: Onion (Allium cepa)

PATHOGEN: Burkholderia gladioli pv. alliicola

PATHOGEN SYNONYM: Pseudomonas gladioli pv. alliicola

SOURCE: H. Schwartz