Healthy and diseased lettuce plants. Healthy lettuce (Lactuca sativa) plant (left) compared to one affected by corky root (right). Corky root is a plant disease caused by the Pyrenochaeta lycopersici fungus. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / US DEPARTMENT OF AGRICULTURE / Beiquan Mou |
Bildgröße: | 3000 px × 2995 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |