Powdery mildew (Erysiphe graminis) pustule and hyphae on a wheat leaf | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Cattlin, Nigel |
Taille de l’image : | 5450 px × 3497 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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