Fertilization of boreal forest reduces both autotrophic and heterotrophic soil respiration Olsson, Per ; Linder, Sune ; Giesler, Reiner ; Hogberg, Peter Abstract Publication: Global Change Biology Pub Date: October 2005 DOI: 10.1111/j.1365-2486.2005.001033.x Bibcode: 2005GCBio..11.1745O