Wang, Meizhu
Zhi, Dejuan
Xian, Jun
Ru, Yi
Wei, Suzhen
Wang, Na
Liu, Yiyao
Wang, Haiqing
Pei, Yuejuan
Song, Meijuan
Li, Yang
Li, Hongyu
Funding for this research was provided by:
Ministry of Science and Technology (2012DFA30480)
key project of Gansu Province science and technology (1002WKDE055)
Gansu Province Scientific Research Project Fund (090WCGA900)
Fundamental Research Funds for the Central Universities of China (lzujbky-2014-147)
Science and technology project of Lanzhou (2010-1-154)