Journal Article 3 142M471B3J 2 BioCON 2 Carbon Dioxide 2 N762921K75 2 Nitrogen 2 elevated CO2 2 mehr ... 059QF0KO0R 1 BioCON (Biodiversity 1 CO2 and N) experiment 1 CO2 by N effects 1 FACE experiment 1 Glomus clarum 1 N addition 1 Research Support, Non-U.S. Gov't 1 Research Support, U.S. Gov't, Non-P.H.S. 1 Water 1 arbuscular mycorrhizal (AM) fungi 1 free-air CO2 enrichment (FACE) 1 functional groups 1 global change 1 grassland 1 herbaceous 1 long‐term 1 multi-response permutation procedure (MRPP) 1 photosynthesis 1 photosynthetic acclimation 1 resource addition 1 species richness 1 stomatal conductance 1 weniger ...