TY - Sciences in Cold and Arid Regions A1 - T1 - Y1 - 2018-11-19 JF - Sciences in Cold and Arid Regions JO - Sciences in Cold and Arid Regions SP - 428 EP - 435 VL - 10 IS - 5 UR - http://www.scar.ac.cn N1 - 10.3724/SP.J.1226.2018.00428 ER -