1. State Key Laboratory of Herbage Improvement and Grassland Agro‐ecosystems, College of Ecology Lanzhou University Lanzhou 730000 China
2. School of Earth and Sustainability Northern Arizona University Flagstaff AZ 86001 USA
3. Laboratory of Fungal Biology, Institute of Microbiology Czech Academy of Sciences Vídeňská 1083 14220 Prague Czech Republic
4. School of Life Sciences Lanzhou University Lanzhou 730000 China
5. College of Pastoral Agriculture Science and Technology Lanzhou University Lanzhou 730020 China
6. College of Life Sciences Northwest Normal University Lanzhou 730070 China
7. Dryland Agriculture Institute Gansu Academy of Agricultural Sciences Lanzhou 730070 China