RESULTS

(6)

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DISEASE: Bacterial black leaf spot

HOST: Clover

White clover with brown necrotic spots.

Bacterial black leaf spot | Clover

DISEASE: Bacterial black leaf spot

HOST: Clover (Trifolium repens)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: M. Goto

DISEASE: Bacterial black leaf spot

HOST: Clover

White clover leaves with brownish spots and some yellowing occurring at the margins.

Bacterial black leaf spot | Clover

DISEASE: Bacterial black leaf spot

HOST: Clover (Trifolium repens)

PATHOGEN: Burkholderia andropogonis

PATHOGEN SYNONYM: Pseudomonas andropogonis

SOURCE: R. Gitaitis

DISEASE: Bacterial leaf streak

HOST: Ti

Leaf with reddish brown streaks.

Bacterial leaf streak | Ti

DISEASE: Bacterial leaf streak

HOST: Ti (Cordyline fruticosa)

PATHOGEN: Xanthomonas axonopodis pv. dieffenbachiae

PATHOGEN SYNONYM: Xanthomonas campestris pv. dieffenbachiae

SOURCE: R. Raabe

DISEASE: Bacterial wilt

HOST: Grass

Wilted and dead patches of diseased creeping bent grass (Toronto grass) on golf green.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Agrostis stolonifera)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: D. Roberts

DISEASE: Bacterial wilt

HOST: Grass

Irregular disease patterns on golf green. The cultivars Toronto, Cohansey, and Nimisilia are primary hosts of the disease.

Bacterial wilt | Grass

DISEASE: Bacterial wilt

HOST: Grass (Agrostis stolonifera)

PATHOGEN: Xanthomonas translucens pv. poae

SOURCE: D. Roberts

DISEASE: Rugose leaf curl

HOST: Clover

Two rugose, distorted white clover leaves and a healthy leaf. Rugose leaf curl is caused by an unidentified phloem-infecting bacterium.

Rugose leaf curl | Clover

DISEASE: Rugose leaf curl

HOST: Clover (Trifolium repens)

PATHOGEN: Phloem-infecting bacterium

SOURCE: D. Teakle