RESULTS

(11)

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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: Slippery skin

HOST: Onion

Rot progresses from the top of infected scales and eventually internal tissues rot. In early stages, the only external symptoms may be softening of the neck.

Slippery skin | Onion

DISEASE: Slippery skin

HOST: Onion (Allium cepa)

PATHOGEN: Burkholderia gladioli pv. alliicola

PATHOGEN SYNONYM: Pseudomonas gladioli pv. alliicola

SOURCE: H. Schwartz

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

DISEASE: Xanthomonas wilt

HOST: Banana

Banana with infected, blackened male flowers.

Xanthomonas wilt | Banana

DISEASE: Xanthomonas wilt

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

PATHOGEN: Xanthomonas campestris pv. musacearum

PATHOGEN SYNONYM: Xanthomonas campestris

SOURCE: I. Buddenhagen