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Rhizosphaera needlecast (Rhizosphaera kalkoffii) on Spruce, Norway (Picea abies)


10 Images
5405349
Paul Bachi
University of Kentucky Research and Education Center

Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata.

5405350
Paul Bachi
University of Kentucky Research and Education Center

Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata.

5405351
Paul Bachi
University of Kentucky Research and Education Center

Brown, infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata.

5405352
Paul Bachi
University of Kentucky Research and Education Center

Close-up of infected needle with pycnidia of the fungus Rhizosphaera kalkhoffii coming from the stomata.

5405353
Paul Bachi
University of Kentucky Research and Education Center

Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii under dark-field observation.

5405354
Paul Bachi
University of Kentucky Research and Education Center

Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii under dark-field observation.

5405355
Paul Bachi
University of Kentucky Research and Education Center

Pycnidia and conidia of the fungus Rhizosphaera kalkhoffii.

5405356
Paul Bachi
University of Kentucky Research and Education Center

Pycnidium and conidia of the fungus Rhizosphaera kalkhoffii.

5405357
Paul Bachi
University of Kentucky Research and Education Center

Conidia of the fungus Rhizosphaera kalkhoffii.

5405358
Paul Bachi
University of Kentucky Research and Education Center

Conidia of the fungus Rhizosphaera kalkhoffii.