Journal Article 1 Research Support, Non-U.S. Gov't 1 arbuscular mycorrhiza (AM) 1 biogeography 1 ectomycorrhizal (EcM) 1 ericoid mycorrhiza (ErM) mycorrhizal root colonization 1 mehr ... mycorrhizal type 1 nonmycorrhizal plants 1 orchid mycorrhiza (OM) 1 weniger ...