Mildew on leaf. False-colour scanning electron micrograph (SEM) of a fractured transverse section through the leaf of a Michaelmas daisy,Aster sp. ,infected with a mildew fungus. Cells of the daisy leaf are at upper frame; long hair-like hyphae of the fungus are seen on the underside of the leaf (lower frame). Mildew is a common plant disease caused by a number of fungal species; it refers to the appearance of the infected plant,the leaves of which look as if they have been dusted with a powdery or downy growth. Magnification: x125 at 6x4.5cm size | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Power And Syred |
Taille de l’image : | 5068 px × 3780 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |