RESULTS

(5)

FILTER

DISEASE: Gumming disease

HOST: Sugarcane

Symptoms include brownish red streaks on leaves with apical chlorosis. Streaks become necrotic with time. Plants are stunted with reddening of vascular bundles.

Gumming disease | Sugarcane

DISEASE: Gumming disease

HOST: Sugarcane (Saccharum officinarum)

PATHOGEN: Xanthomonas axonopodis pv. vasculorum

PATHOGEN SYNONYM: Xanthomonas campestris pv. vasculorum

SOURCE: APS

DISEASE: Hollow stalk

HOST: Tobacco

Hollow stalk may appear at time of topping and suckering. Top leaves wilt and the stalk becomes bare as the disease moves downward.

Hollow stalk | Tobacco

DISEASE: Hollow stalk

HOST: Tobacco (Nicotiana tabacum)

PATHOGEN: Pectobacterium carotovorum

PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora

SOURCE: P. Shoemaker

DISEASE: Hollow stalk

HOST: Tobacco

Infection of flue-cured tobacco stalks occur at wound sites caused by topping. After top infection, browning of pith occurs and tissues rot.

Hollow stalk | Tobacco

DISEASE: Hollow stalk

HOST: Tobacco (Nicotiana tabacum)

PATHOGEN: Pectobacterium carotovorum

PATHOGEN SYNONYM: Erwinia carotovora subsp. carotovora

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