RESULTS

(14)

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DISEASE: Leaf scald

HOST: Sugarcane

Field view of the advanced stage of disease.

Leaf scald | Sugarcane

DISEASE: Leaf scald

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Xanthomonas albilineans

SOURCE: D. Teakle

DISEASE: Leaf scald

HOST: Sugarcane

Acute phase of disease is characterized by wilting and dying plants. Leaves during this stage have very narrow, white lines that may extend the entire length of the leaf or sheath.

Leaf scald | Sugarcane

DISEASE: Leaf scald

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Xanthomonas albilineans

SOURCE: APS

DISEASE: Leaf scald

HOST: Sugarcane

Leaves with narrow, white stripes/streaks, a stage of the disease.

Leaf scald | Sugarcane

DISEASE: Leaf scald

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Xanthomonas albilineans

SOURCE: APS

DISEASE: Phony disease (Phony peach)

HOST: Peach

Tree with characteristic reduced growth. Foliage is dark green, then turns yellowish. Twigs become brittle and branches die back. Fruit are small.

Phony disease (Phony peach) | Peach

DISEASE: Phony disease (Phony peach)

HOST: Peach (Prunus persica)

PATHOGEN: Xylella fastidiosa

SOURCE: P. C. Anderson

DISEASE: Phony disease (Phony peach)

HOST: Peach

Twigs on diseased trees have shortened internodes and increased lateral branching.

Phony disease (Phony peach) | Peach

DISEASE: Phony disease (Phony peach)

HOST: Peach (Prunus persica)

PATHOGEN: Xylella fastidiosa

SOURCE: M. Davis