Leaves from an English elm tree ( Ulmus procera) infected with the gall mite Aceria ulmicola. Gall mites are members of the Arachnid group. They are extremely minute plant feeders,around 0.5mm in size. They feed on individual plant cells which then form the pustule galls on the upper surfaces of the leaves | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Terry, Sheila |
Taille de l’image : | 4920 px × 3828 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |