RESULTS

(5)

FILTER

DISEASE: Angular leaf spot

HOST: Strawberry

Advanced stage of disease with dry, brownish necrotic lesions on upper leaf surface.

Angular leaf spot | Strawberry

DISEASE: Angular leaf spot

HOST: Strawberry (Fragaria chiloensis)

PATHOGEN: Xanthomonas fragariae

SOURCE: A. Alvarez

DISEASE: Bacterial wilt

HOST: Muskmelon

Severely diseased plants as noted by dying runners.

Bacterial wilt | Muskmelon

DISEASE: Bacterial wilt

HOST: Muskmelon (Cucumis melo)

PATHOGEN: Erwinia tracheiphila

SOURCE: M. Shurtleff

DISEASE: Bacterial wilt

HOST: Muskmelon

Wilt-devastated muskmelon field.

Bacterial wilt | Muskmelon

DISEASE: Bacterial wilt

HOST: Muskmelon (Cucumis melo)

PATHOGEN: Erwinia tracheiphila

SOURCE: M. Shurtleff

DISEASE: Black chaff (Bacterial leaf streak)

HOST: Wheatgrass

Lesions on leaves first appear as water-soaked, translucent, long, narrow streaks. They later turn brown and necrotic and often coalesce into blighted areas.

Black chaff (Bacterial leaf streak) | Wheatgrass

DISEASE: Black chaff (Bacterial leaf streak)

HOST: Wheatgrass (Elytrigia intermedia)

PATHOGEN: Xanthomonas translucens pv. cerealis

SOURCE: S. Mohan

DISEASE: Black chaff (Bacterial leaf streak)

HOST: Wheatgrass

Close-up of leaf with brown necrotic streaks.

Black chaff (Bacterial leaf streak) | Wheatgrass

DISEASE: Black chaff (Bacterial leaf streak)

HOST: Wheatgrass (Elytrigia intermedia)

PATHOGEN: Xanthomonas translucens pv. cerealis

SOURCE: S. Mohan