RESULTS

(5)

FILTER

DISEASE: Bacterial blight

HOST: Parsnip

Parsnip with severe blight symptoms. There also is browning of the vascular system. Rot may progress from the crown into roots.

Bacterial blight | Parsnip

DISEASE: Bacterial blight

HOST: Parsnip (Pastinaca sativa)

PATHOGEN: Pseudomonas viridiflava

SOURCE: J. Hunter

DISEASE: Basal rot

HOST: Ornithogalum

Ornithogalum orchid with rot at leaf base.

Basal rot | Ornithogalum

DISEASE: Basal rot

HOST: Ornithogalum (Ornithogalum sp.)

PATHOGEN: Pectobacterium carotovorum

PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora

SOURCE: R. Raabe

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