RESULTS

(3)

FILTER

DISEASE: Lethal yellowing/scorch

HOST: Beet

Blue-green sharpshooter (Graphocephala atropunctata) transmits Xylella fastidiosa and has a large host range, including palms, grasses, and grapes.

Lethal yellowing/scorch | Beet

DISEASE: Lethal yellowing/scorch

HOST: Beet (Beta vulgaris)

PATHOGEN: Xylella fastidiosa

SOURCE: A. Purcell, M. Davis

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

DISEASE: Syringae seedling blight and leaf spot

HOST: Pepper

Blight lesions (on transplants) usually begin as water-soaked spots that later turn brown to black. Lesions are on cotyledons and first true leaves.

Syringae seedling blight and leaf spot | Pepper

DISEASE: Syringae seedling blight and leaf spot

HOST: Pepper (Capsicum annuum)

PATHOGEN: Pseudomonas syringae pv. syringae

SOURCE: APS