Picture library: 2019637

Girdling canker on a coppice stem of Fraxinus excelsior caused by ash dieback.  Browning of inner bark (phloem) indicative of infection by Chalara fraxinea, with healthy tissue remaining below the cankered stem

Reference: 2019637

Girdling canker on a coppice stem of Fraxinus excelsior caused by ash dieback. Browning of inner bark (phloem) indicative of infection by Chalara fraxinea, with healthy tissue remaining below the cankered stem
Date Taken: 30th October 2012

Photographer: Clive Brasier
Copyright: Crown Copyright
Credit line: Forestry Commission / Clive Brasier
Image size: 2736 x 3648 (30Mb)
DPI: 300

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