Ning Zhang, Changsha, Hunan, China and Shuguang Liu, Faculty of Life Science and Technology, and National Engineering Laboratory for Applied Technology in Forestry & Ecology in Southern China, Central South University of Forestry and Technology, Changsha, China

Darian Smercina¹, Lisa K Tiemann², Alan Bowsher³, Maren Friesen^4,5, Elizabeth K Eder⁶, David W Hoyt⁶, William Chrisler⁷, John B Cliff⁶, Kirsten S Hofmockel⁸ and Sarah Evans^9,10, (1)Michigan State University, Plant, Soil, and Microbial Sciences, East Lansing, MI, United States, (2)Michigan State University, Plant, Soil and Microbial Sciences, East Lansing, MI, United States, (3)Michigan State University, Microbiology and Molecular Genetics, East Lansing, MI, United States, (4)Washington State University, Plant Pathology, Pullman, WA, United States, (5)Washington State University, Crop and Soil Sciences, Pullman, WA, United States, (6)Pacific Northwest National Laboratory, Environmental Molecular Sciences Laboratory, Richland, WA, United States, (7)Pacific Northwest National Laboratory, Richland, WA, United States, (8)Pacific Northwest National Laboratory, Earth and Biological Sciences, Richland, WA, United States, (9)Michigan State University, Kellogg Biological Station, Hickory Corners, MI, United States, (10)Michigan State University, Integrative Biology, East Lansing, MI, United States

Siya Shao, McGill University, Montreal, QC, Canada, Nigel T Roulet, McGill Univ, Montreal, QC, Canada, Tim R Moore, McGill University, Department of Geography, Montreal, QC, Canada, Tuula Larmola, Natural Resources Institute Finland, Vantaa, Finland and Jianghua Wu, Memorial University of Newfoundland, Corner Brook, NF, Canada