Search term:
Pseudomonas syringae pv. Syringae
DISEASE: Bacterial canker
HOST: Almond
Infected tissues with reddish necrotic spots, a key diagnostic symptom for the disease. Spots and streaks are commonly seen when bark is removed.

Bacterial canker | Almond
DISEASE: Bacterial canker
HOST: Almond (Prunus dulcis)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: B. Teviotdale
DISEASE: Bacterial canker
HOST: Almond
Diamond-shaped canker on infected limb. Such cankers are common on small limbs and spurs.

Bacterial canker | Almond
DISEASE: Bacterial canker
HOST: Almond (Prunus dulcis)
PATHOGEN: Pseudomonas syringae pv. syringae
SOURCE: B. Teviotdale
DISEASE: Bacterial leaf spot (Head rot)
HOST: Cauliflower
Leaves with tiny lesions surrounded by large halos.

Bacterial leaf spot (Head rot) | Cauliflower
DISEASE: Bacterial leaf spot (Head rot)
HOST: Cauliflower (Brassica oleracea var. botrytis)
PATHOGEN: Pseudomonas syringae pv. maculicola
SOURCE: R. Campbell
DISEASE: Bacterial leaf spot (Head rot)
HOST: Cauliflower
Section of a cauliflower head with discolored, infected tissues.

Bacterial leaf spot (Head rot) | Cauliflower
DISEASE: Bacterial leaf spot (Head rot)
HOST: Cauliflower (Brassica oleracea var. botrytis)
PATHOGEN: Pseudomonas syringae pv. maculicola
SOURCE: R. Campbell