Light micrograph of a seed grain of Phacelia tanacetifolia,scorpionweed,showing a single seed grain of commercially available seeds. Phacelia is a common seed for green manure use. Microscopic contrast technique : Incident lighting. Magnification 50x when printed 10 centimetres wide | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Guenther, Gerd |
Bildgröße: | 4680 px × 3734 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |