The Nitrogen Fixation Potential of Arctic Cryptogram Species Is Influenced by Enhanced UV-B Radiation

Autor: Solheim, Bjørn, Johanson, Ulf, Callaghan, Terry V., Lee, John A., Gwynn-Jones, Dylan
Zdroj: Oecologia, 2002 Sep 01. 133(1), 90-93.
Databáze: JSTOR Journals