N₂ fixation and cycling in Alnus glutinosa, Betula pendula and Fagus sylvatica woodland exposed to free air CO₂ enrichment

Autor: Millett, Jonathan, Godbold, Douglas, Smith, Andrew R., Grant, Helen
Zdroj: Oecologia, 2012 Jun 01. 169(2), 541-552.
Databáze: JSTOR Journals