RESULTS

(5)

FILTER

DISEASE: Bermudagrass white leaf

HOST: Grass

White leaf disease of bermudagrass.

Bermudagrass white leaf | Grass

DISEASE: Bermudagrass white leaf

HOST: Grass (Cynodon transvaalensis)

PATHOGEN: 'Candidatus Phytoplasma cynodontis'

PATHOGEN SYNONYM: Phytoplasma Bermuda white leaf group

SOURCE: M. Davis

DISEASE: Gumming disease

HOST: Sugarcane

Symptoms include brownish red streaks on leaves with apical chlorosis. Streaks become necrotic with time. Plants are stunted with reddening of vascular bundles.

Gumming disease | Sugarcane

DISEASE: Gumming disease

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Xanthomonas axonopodis pv. vasculorum

PATHOGEN SYNONYM: Xanthomonas campestris pv. vasculorum

SOURCE: APS

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