Land-use change alters soil carbon (C) storage in terrestrial ecosystem through affecting respirations (Rs). However, the long-term effects of land-use on Rs are poorly understood. We undertook a field experiment to examine Rs. The types included grazed grassland (GGL), enclosed (EGL), continuous cropland (CCL), rotation (RCL) and abandoned (ACL) an alpine agro-pastoral ecotone Qinghai-Tibetan ...