Hänsel und Gretel
Lungenkraut (Pulmonaria officinalis): Der Blütenfarbstoff Anthcyan ist ein Indikator für Säuren und Basen. In jungen Blüten reagiert der Zellsaft sauer, daher ist die Blüte rot. Ältere Blüten werden basisch, die Blütenfarbe schlägt nach Blau um.
Information
| Section | Natur: Natur-Makros |
| Folders | Magie der Blüte |
| Views | 11,255 |
| Published | |
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Exif
| Camera | NIKON D300S |
| Lens | AF Zoom-Nikkor 28-80mm f/3.3-5.6G |
| Aperture | 25 |
| Exposure time | 1/320 |
| Focus length | 38.0 mm |
| ISO | 400 |
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