RESULTS

(3)

FILTER

DISEASE: Bacterial pustule

HOST: Soybean

Early symptoms are minute, pale green spots on young leaves. Later, small pustules form in the center of spots, best observed on underside of leaves. Spots vary in size and darken with age and lesions coalesce. Dead areas are torn away by wind.

Bacterial pustule | Soybean

DISEASE: Bacterial pustule

HOST: Soybean (Glycine max)

PATHOGEN: Xanthomonas axonopodis pv. glycines

PATHOGEN SYNONYM: Xanthomonas campestris pv. glycines

SOURCE: APS

DISEASE: Bugtok disease (Moko disease)

HOST: Banana

Longitudinal section of infected stalk exposing discolored vascular bundles.

Bugtok disease (Moko disease) | Banana

DISEASE: Bugtok disease (Moko disease)

HOST: Banana (Musa sp.)

PATHOGEN: Ralstonia solanacearum

PATHOGEN SYNONYM: Pseudomonas solanacearum

SOURCE: A. Hayward

DISEASE: Wildfire (Angular leaf spot)

HOST: Tobacco

Characteristic symptoms are necrotic, brown spots with angular margins surrounded by distinct yellow halos. The halos are caused by the production of tabtoxin.

Wildfire (Angular leaf spot) | Tobacco

DISEASE: Wildfire (Angular leaf spot)

HOST: Tobacco (Nicotiana tabacum)

PATHOGEN: Pseudomonas syringae pv. tabaci

SOURCE: G. Lucas