Picture library: 6822

Erysiphe alphitoides. This powdery mildew on perfect stage oaks . Location: Alice Holt , Hampshire , England .

Reference: 6822

Erysiphe alphitoides. This powdery mildew on perfect stage oaks . Location: Alice Holt , Hampshire , England .


Photographer:
Copyright: Crown Copyright
Credit line: Forestry Commission

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