Chlorosis in leaves of a creeping thistle, Cirsium arvense, caused by a bacterial pathogen, Pseudomonas syringae pv tagetis - a possible method of biological control of this weed, in Berkshire, England, in September. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Cattlin, Nigel |
Bildgröße: | 5472 px × 3648 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |