RESULTS

(11)

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DISEASE: Bacterial spot

HOST: Nectarine

Nectarine with necrotic spots on leaves and dark necrotic spots on fruit.

Bacterial spot | Nectarine

DISEASE: Bacterial spot

HOST: Nectarine (Prunus persica var. nucipersica 'Redgold')

PATHOGEN: Xanthomonas arboricola pv. pruni

PATHOGEN SYNONYM: Xanthomonas campestris pv. pruni

SOURCE: J. Young

DISEASE: Bacterial wilt

HOST: Squash

Field with severe symptoms of wilt. Foliage often is chlorotic and leaf margins may be chlorotic and necrotic before plant death. Bacterial ooze may be seen streaming from the xylem when infected stems are cut.

Bacterial wilt | Squash

DISEASE: Bacterial wilt

HOST: Squash (Cucurbita maxima)

PATHOGEN: Erwinia tracheiphila

SOURCE: B. Jacobsen, M. Shurtleff