RESULTS

(5)

FILTER

DISEASE: Bacterial wilt

HOST: Grass

Initial symptom is a lime-green, yellow, or blue-green appearance of the grass. The next symptom is small, reddish brown spots on leaf blades.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Poa annua)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: P. H. Dernoeden

DISEASE: Bacterial wilt

HOST: Grass

Infected turf grass with patches of yellowing, wilted, and dead grass.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Poa annua)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: APS

DISEASE: Bacterial wilt

HOST: Grass

Late stage of disease development. Dead grass has a light brown or bleached tan appearance.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Poa annua)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: P. H. Dernoeden

DISEASE: Crown gall

HOST: Euonymus

Dark, rough galls at base of euonymus.

Crown gall | Euonymus

DISEASE: Crown gall

HOST: Euonymus (Euonymus sp.)

PATHOGEN: Agrobacterium tumefaciens

PATHOGEN SYNONYM: Rhizobium sp.

SOURCE: L. Claflin

DISEASE: Witches'-broom

HOST: Cactus

Witches'-broom of Opuntia cactus.

Witches'-broom | Cactus

DISEASE: Witches'-broom

HOST: Cactus (Opuntia sp.)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: R. McCoy, M. Davis