Revision as of 14:02, 18 January 2014 by Peder(talk | contribs)(Created page with "<includeonly> <ref name = "PetterssonStahl2006">Petersson, H. & Ståhl, G. 2006. Functions for below-ground biomass of Pinus sylvestris, Picea abies, Betula pendula and Betul...")