Soil respiration can only explain the soil carbon loss before the moderate level with alpine grassland degradation

Fei Peng, International Platform for Dryland Research and Education, Tottori University, Tottori, Japan, Chimin Lai, Northwest Institute of Eco-Environment and Resource, Chinese Academy of Sciences, Lanzhou, China, Chengyang Li, Northwest Institute of Eco-Environment and Resources, Lanzhou, China, Xian Xue, Lanzhou, China, Atsushi Tsunekawa, Tottori University, Tottori, Japan and Tao Wang Sr, Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Lanzhou, China