Producing biofuels from sunflowers,conceptual image. Image showing a test-tube of oil on a bed of sunflower (Helianthus annuus) seeds. This image could represent producing biofuels from crops such as sunflowers | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Percival, Steve |
Bildgröße: | 3500 px × 5250 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |