1. Key Laboratory of
Chemistry of Northwestern Plant Resources of the Chinese Academy of
Sciences (CAS) and Key Laboratory for Natural Medicine of Gansu Province,
Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences, Lanzhou, Gansu 730000, People’s Republic of China
2. State Key Laboratory of
Grassland Agro-ecosystems, College of Pastoral Agriculture Science
and Technology, Lanzhou University, Lanzhou, Gansu 730020, People’s Republic of China
3. Institute of Biology, Gansu Academy of Sciences, Lanzhou, Gansu 730000, People’s Republic of China