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Zonate leaf spot (Drechslera gigantea) on Reed canarygrass (Phalaris arundinacea)


11 Images
5405265
Paul Bachi
University of Kentucky Research and Education Center

Overall view of Reed canarygrass with tan blotches from Zonate leaf spot.

5405266
Paul Bachi
University of Kentucky Research and Education Center

Circular to oval tan-colored spots which coalesce to form large blighted areas.

5405267
Paul Bachi
University of Kentucky Research and Education Center

Circular to oval tan-colored spots which coalesce to form large blighted areas.

5405268
Paul Bachi
University of Kentucky Research and Education Center

Close-up of one area of blighted tissue.

5405269
Paul Bachi
University of Kentucky Research and Education Center

Close-up of one spot showing short, dark condiophores and longer, lighter-colored spores.

5405270
Paul Bachi
University of Kentucky Research and Education Center

Close-up of one spot showing short, dark condiophores and longer, lighter-colored spores.

5405271
Paul Bachi
University of Kentucky Research and Education Center

Conidiophores and stained spores of Drechslera gigantea on leaf surface.

5405272
Paul Bachi
University of Kentucky Research and Education Center

Measurement of single stained spore of Drechslera gigantea on leaf surface.

5405273
Paul Bachi
University of Kentucky Research and Education Center

Single stained spore of Drechslera gigantea on leaf surface.

5405274
Paul Bachi
University of Kentucky Research and Education Center

Single stained spore of Drechslera gigantea on leaf surface.

5405275
Paul Bachi
University of Kentucky Research and Education Center

Measurement of single stained spore of Drechslera gigantea on leaf surface.