PeerJ Author 135 Points Contributions by role Author 135 Contributions by subject area Ecology Soil Science Biosphere Interactions Natural Resource Management John E Barrett PeerJ Author Summary Ecology Soil Science Past or current institution affiliations Virginia Tech PeerJ Contributions Articles 1 July 25, 2017 Primary productivity as a control over soil microbial diversity along environmental gradients in a polar desert ecosystem Kevin M. Geyer, Cristina D. Takacs-Vesbach, Michael N. Gooseff, John E. Barrett https://doi.org/10.7717/peerj.3377 PubMed 28761776