RESULTS

(5)

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DISEASE: Bacterial needle blight

HOST: China fir

Leaves with brown blotches. Some are dead.

Bacterial needle blight | China fir

DISEASE: Bacterial needle blight

HOST: China fir (Cunninghamia lanceolata)

PATHOGEN: Pseudomonas syringae pv. cunninghamiae

SOURCE: M. Goto

DISEASE: Sumatra disease

HOST: Clove

Diseased tree with defoliation and dieback.

Sumatra disease | Clove

DISEASE: Sumatra disease

HOST: Clove (Syzygium aromaticum)

PATHOGEN: Ralstonia syzygii

SOURCE: A. Hayward

DISEASE: Sweet potato little leaf

HOST: Sweet potato

Infected plant (left) and healthy plant (right).

Sweet potato little leaf | Sweet potato

DISEASE: Sweet potato little leaf

HOST: Sweet potato (Ipomoea batatas)

PATHOGEN: 'Candidatus Phytoplasma aurantifolia'

PATHOGEN SYNONYM: Phytoplasma Peanut witches'-broom group

SOURCE: R. McCoy, M. Davis

DISEASE: Witches'-broom

HOST: Citrus (Lime)

Lime tree with compact, small leaves (witches'-broom). Leaves on older brooms dry out and eventually drop, leaving dead, bare branches. There are no flowers or fruit on brooms.

Witches'-broom | Citrus (Lime)

DISEASE: Witches'-broom

HOST: Citrus (Lime) (Citrus sp.)

PATHOGEN: 'Candidatus Phytoplasma aurantifolia'

PATHOGEN SYNONYM: Phytoplasma Peanut witches'-broom group

SOURCE: J. Bove, M. Garnier

DISEASE: Witches'-broom

HOST: Pigeon pea

Pigeon pea with witches'-broom.

Witches'-broom | Pigeon pea

DISEASE: Witches'-broom

HOST: Pigeon pea (Cajanus cajan)

PATHOGEN: 'Candidatus Phytoplasma aurantifolia'

PATHOGEN SYNONYM: Phytoplasma Peanut witches'-broom group

SOURCE: R. McCoy, M. Davis