QuercusRoburWoodsample

Författare/Upphovsman:

T. Axelson

Kreditera:

Egenhändigt scannad

Kort länk:

https://sewiki.info/b/1d9c0

Källa:

Wikimedia Commons

Upplösning:

2000 x 315 Pixel (96393 Bytes)

Beskrivning:

Tree rings of Quercus Robur (Oak). The height of this image is 10 mm (800 dpi). The sanded cores shown, are taken by a 5 mm increment borer from living okes growing on the island of Öland, Sweden. The image was originally a part of a bigger image scanned in order to collect dendrochronological data.

Licens:

Public domain