Polarised light micrograph of a radial section of the mature wood of Jungans regia (common, Persian, or English walnut). Walnut is a deciduous tree which produces edible nuts. The horizontal lines are longitudinally sectioned rays. Tracheids and vessels run vertically. Magnification: x68 at 10cm wide. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Lowry, Steve |
Bildgröße: | 3849 px × 2553 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |