Lanzhou University, Lanzhou University, Lanzhou University, Lanzhou University, Qinghai University, Lanzhou University, Lanzhou University, Lanzhou University, Chinese Academy of Sciences (CAS) - Northwest Institute of Eco-Environment and Resources, University of Almeria, University of Graz, Colorado State University, Fort Collins, Universidad de Alicante, Chinese Academy of Sciences (CAS) - Northwest Institute of Eco-Environment and Resources, Northwest Agricultural and Forestry University, Chinese Academy of Sciences (CAS) - Northwest Institute of Eco-Environment and Resources, Fujian Normal University, Lanzhou University and Universidad de Alicante