Scanning Electron Micrograph (SEM) of ragweed (Ambrosia artemisiifolia) pollen; magnification x2400 | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Phillips, David M. / The Population Council |
Taille de l’image : | 3673 px × 4755 px |
Model Release : | Non requis |
Restrictions : |
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