RESULTS

(7)

FILTER

DISEASE: Bacterial brown rot

HOST: Orchid

Phalaenopsis orchid with yellowish brown spot on leaf (left), an early stage of disease.

Bacterial brown rot | Orchid

DISEASE: Bacterial brown rot

HOST: Orchid (Phalaenopsis sp.)

PATHOGEN: Acidovorax cattleyae

PATHOGEN SYNONYM: Acidovorax avenae subsp. cattleyae

SOURCE: R. McMillan

DISEASE: Bacterial brown rot

HOST: Orchid

Leaves of Phalaenopsis orchid with advanced stage of decay.

Bacterial brown rot | Orchid

DISEASE: Bacterial brown rot

HOST: Orchid (Phalaenopsis sp.)

PATHOGEN: Acidovorax cattleyae

PATHOGEN SYNONYM: Acidovorax avenae subsp. cattleyae

SOURCE: R. McMillan

DISEASE: Blood disease

HOST: Banana

Yellow leaves of dying plant.

Blood disease | Banana

DISEASE: Blood disease

HOST: Banana (Musa sp.)

PATHOGEN: Ralstonia solanacearum species complex

PATHOGEN SYNONYM: Ralstonia solanacearum (Phylotype IV)

SOURCE: I. Buddenhagen

DISEASE: Blood disease

HOST: Banana

Cross sections of diseased fruit with reddish discoloration and bacterial ooze.

Blood disease | Banana

DISEASE: Blood disease

HOST: Banana (Musa sp.)

PATHOGEN: Ralstonia solanacearum species complex

PATHOGEN SYNONYM: Ralstonia solanacearum (Phylotype IV)

SOURCE: I. Buddenhagen

DISEASE: Blood disease

HOST: Banana

Longitudinal sections (right) exposing reddish brown discoloration of infected fruit.

Blood disease | Banana

DISEASE: Blood disease

HOST: Banana (Musa sp.)

PATHOGEN: Ralstonia solanacearum species complex

PATHOGEN SYNONYM: Ralstonia solanacearum (Phylotype IV)

SOURCE: I. Buddenhagen

DISEASE: Blood disease

HOST: Banana

Diseased plant with wilt and yellowing of leaves. The disease occurs in Indonesia and is characterized by bright red discoloration of vascular tissues. It is caused by strains in the Ralstonia solanacearum species complex.

Blood disease | Banana

DISEASE: Blood disease

HOST: Banana (Musa sp.)

PATHOGEN: Ralstonia solanacearum species complex

PATHOGEN SYNONYM: Ralstonia solanacearum (Phylotype IV)

SOURCE: I. Buddenhagen

DISEASE: Western wetwood

HOST: Elm

Spokelike, discolored extensions that expanded into sapwood, following an injection with a fungicide. The causal agent is not known but symptoms are associated with bacteria and yeast.

Western wetwood | Elm

DISEASE: Western wetwood

HOST: Elm (Ulmus americana)

PATHOGEN: Causal agent unknown

SOURCE: W. Sinclair