RESULTS

(12)

FILTER

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize)

Wilted, dying plants. Leaves have gray to light yellow stripes and irregular margins that follow leaf veins. Systemically infected plants usually have orange vascular bundles.

Goss's bacterial wilt and blight | Corn (Maize)

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize) (Zea mays)

PATHOGEN: Clavibacter michiganensis subsp. nebraskensis

PATHOGEN SYNONYM: Corynebacterium nebraskense

SOURCE: A. Vidaver

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize)

The disease causes necrotic leaf lesions, which typically have dark flecks (freckles) within the lesions (not seen here).

Goss's bacterial wilt and blight | Corn (Maize)

DISEASE: Goss's bacterial wilt and blight

HOST: Corn (Maize) (Zea mays)

PATHOGEN: Clavibacter michiganensis subsp. nebraskensis

PATHOGEN SYNONYM: Corynebacterium nebraskense

SOURCE: A. Vidaver

DISEASE: Olive knot

HOST: Olive

Multiple infections of young stems. The bacterium invades vascular tissues during certain times of the year and may be isolated from branches that appear healthy.

Olive knot | Olive

DISEASE: Olive knot

HOST: Olive (Olea europaea)

PATHOGEN: Pseudomonas savastanoi pv. savastanoi

SOURCE: M. Schroth

DISEASE: Olive knot

HOST: Olive

Tree with knots/galls on branches along with twig dieback, which is associated with knots. Fusarium and Diplodia spp. infect through knots and are thought to be main reason for dieback.

Olive knot | Olive

DISEASE: Olive knot

HOST: Olive (Olea europaea)

PATHOGEN: Pseudomonas savastanoi pv. savastanoi

SOURCE: M. Schroth

DISEASE: Olive knot

HOST: Olive

Multiple infections on olive branch. Knots at this stage begin to die from the outside in and are infected by several fungi.

Olive knot | Olive

DISEASE: Olive knot

HOST: Olive (Olea europaea)

PATHOGEN: Pseudomonas savastanoi pv. savastanoi

SOURCE: M. Schroth

DISEASE: Xanthomonas wilt

HOST: Banana

Cross sections exposing discoloration of infected fruit.

Xanthomonas wilt | Banana

DISEASE: Xanthomonas wilt

HOST: Banana (Musa × paradisiaca 'Pisang Awak')

PATHOGEN: Xanthomonas campestris pv. musacearum

PATHOGEN SYNONYM: Xanthomonas campestris

SOURCE: I. Buddenhagen

DISEASE: Xanthomonas wilt

HOST: Banana

Sliced diseased stem exposing discolored vascular tissues and bacterial ooze.

Xanthomonas wilt | Banana

DISEASE: Xanthomonas wilt

HOST: Banana (Musa × paradisiaca 'Pisang Awak')

PATHOGEN: Xanthomonas campestris pv. musacearum

PATHOGEN SYNONYM: Xanthomonas campestris

SOURCE: I. Buddenhagen

DISEASE: Xanthomonas wilt

HOST: Banana

Longitudinal sections of fruit exposing brownish red diseased tissues.

Xanthomonas wilt | Banana

DISEASE: Xanthomonas wilt

HOST: Banana (Musa × paradisiaca 'Pisang Awak')

PATHOGEN: Xanthomonas campestris pv. musacearum

PATHOGEN SYNONYM: Xanthomonas campestris

SOURCE: I. Buddenhagen

DISEASE: Xanthomonas wilt

HOST: Banana

Banana stem with discoloration of vascular bundles and bacterial ooze.

Xanthomonas wilt | Banana

DISEASE: Xanthomonas wilt

HOST: Banana (Musa × paradisiaca 'Pisang Awak')

PATHOGEN: Xanthomonas campestris pv. musacearum

PATHOGEN SYNONYM: Xanthomonas campestris

SOURCE: I. Buddenhagen