Polarised light micrograph of a cross-section through the stalk of an oat (Avena sp.) plant, with a stoma (pore, lower left) present. Magnification: x186 when printed at 10 cm wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Mis, Marek |
Bildgröße: | 7236 px × 4830 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |