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: Petal blight

HOST: Orchid

Flower petals of Vanda orchid with necrotic spots.

Petal blight | Orchid

DISEASE: Petal blight

HOST: Orchid (Vanda sp.)

PATHOGEN: Acidovorax cattleyae

SOURCE: A. Alvarez

DISEASE: Ratoon stunt

HOST: Sugarcane

Row of disease 'Trojan' plants (left). Healthy row (right).

Ratoon stunt | Sugarcane

DISEASE: Ratoon stunt

HOST: Sugarcane (Saccharum officinarum 'Trojan')

PATHOGEN: Leifsonia xyli subsp. xyli

SOURCE: D. Teakle