Media type: E-Article Title: Spatial Interaction of Archaeal Ammonia-Oxidizers and Nitrite-Oxidizing Bacteria in an Unfertilized Grassland Soil Contributor: Stempfhuber, Barbara; Richter-Heitmann, Tim; Regan, Kathleen M.; Kölbl, Angelika; Wüst, Pia K.; Marhan, Sven; Sikorski, Johannes; Overmann, Jörg; Friedrich, Michael W.; Kandeler, Ellen; Schloter, Michael imprint: Frontiers Media SA, 2016 Published in: Frontiers in Microbiology Language: Not determined DOI: 10.3389/fmicb.2015.01567 ISSN: 1664-302X Keywords: Microbiology (medical) ; Microbiology Origination: Footnote: Access State: Open Access