This tree has been infected with Agrobacterium tumefaciens,the causal agent of Crown Gall disease,which forms tumors in many different plant species | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Lessin, Leonard |
Taille de l’image : | 2550 px × 3830 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : |
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