bild
SILVER BIRCH SEED, LM
Light micrograph of a seed grain of silver birch, betula pendula. The brownish seed grain has two little wings to carry the seed by wind. The typical catkins of birch contain hundreds of seeds. Microscopic contrast technique : Darkfield lighting. Magnification 30x when printed 10 centimetres wide.(KEYSTONE/SCIENCE PHOTO LIBRARY SPL/GERD GUENTHER/SCIENCE PHOTO LIBRARY)
Instruktionen
COPYRIGHTPFLICHTIG
Lizenz
Rights Managed
Erstellungsdatum
Ort
Credit
KEYSTONE
Source
SCIENCE PHOTO LIBRARY SPL
Byline
GERD GUENTHER
Grösse
4776 x 3744 px
Dateityp
JPEG