RESULTS

(6)

FILTER

DISEASE: Bacterial blight and bacterial leaf streak

HOST: Rice

Xanthomonas oryzae pv. oryzicola (bacterial leaf streak) causes water-soaked streaks with yellow ooze (left side), and X. oryzae pv. oryzae (bacterial blight) causes brown streaks that have turned white (right side).

Bacterial blight and bacterial leaf streak | Rice

DISEASE: Bacterial blight and bacterial leaf streak

HOST: Rice (Oryza sativa)

PATHOGEN: Xanthomonas oryzae pv. oryzicola

PATHOGEN SYNONYM: Xanthomonas campestris pv. oryzae

SOURCE: T. Mew

DISEASE: Bacterial seed and seedling rot

HOST: Geranium

Cotyledons with water-soaked spots.

Bacterial seed and seedling rot | Geranium

DISEASE: Bacterial seed and seedling rot

HOST: Geranium (Pelargonium sp.)

PATHOGEN: Paenibacillus sp.

SOURCE: A. Magyarosy, D. Thomas

DISEASE: Bacterial seed and seedling rot

HOST: Geranium

Rotted and discolored seeds (right). Healthy seeds (left).

Bacterial seed and seedling rot | Geranium

DISEASE: Bacterial seed and seedling rot

HOST: Geranium (Pelargonium sp.)

PATHOGEN: Paenibacillus sp.

SOURCE: A. Magyarosy, D. Thomas

DISEASE: Brown line and decline

HOST: Almond

Stunted and yellowish diseased tree. Such trees produce little to no growth and decline rapidly.

Brown line and decline | Almond

DISEASE: Brown line and decline

HOST: Almond (Prunus dulcis)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: B. Teviotdale

DISEASE: Brown line and decline

HOST: Almond

Bark was split laterally at graft union, revealing line of necrotic tissue that extends into woody cortical tissues.

Brown line and decline | Almond

DISEASE: Brown line and decline

HOST: Almond (Prunus dulcis)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: J. Uyemoto

DISEASE: Brown line and decline

HOST: Almond

Shriveled nuts from infected tree. Two healthy kernels (bottom left).

Brown line and decline | Almond

DISEASE: Brown line and decline

HOST: Almond (Prunus dulcis)

PATHOGEN: 'Candidatus Phytoplasma' sp.

PATHOGEN SYNONYM: Phytoplasma (undefined)

SOURCE: J. Uyemoto