RESULTS

(21)

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DISEASE: European stone fruit yellows

HOST: Almond

The disease causes yellowing and rolling of leaves (right). Leaves become thick and rough in texture. Healthy leaves (left).

European stone fruit yellows | Almond

DISEASE: European stone fruit yellows

HOST: Almond (Prunus dulcis)

PATHOGEN: 'Candidatus Phytoplasma prunorum'

PATHOGEN SYNONYM: Phytoplasma Apple proliferation group

SOURCE: E. Seemueller

DISEASE: Foamy canker

HOST: Almond

White, macerated tissues near cambium region is characteristic of disease. Foam is usually associated with cankers. The disease is suspected to be bacterial but the causal agent has not been identified.

Foamy canker | Almond

DISEASE: Foamy canker

HOST: Almond (Prunus dulcis)

PATHOGEN: Causal agent unknown

SOURCE: B. Teviotdale

DISEASE: Foamy canker

HOST: Almond

Amber red-colored ooze sliding down the trunk. The causal agent has not been identified.

Foamy canker | Almond

DISEASE: Foamy canker

HOST: Almond (Prunus dulcis)

PATHOGEN: Causal agent unknown

SOURCE: B. Teviotdale