2018 37 (1):  296-301    ISSN: 1004-5589:  CN: 22-1111/P Monitoring of sandy and saline-alkali desertification in Tongyu County during 2000-2014 SHAO Ting-ting, JIANG Qi-gang College of Geo-exploration Science and Technology, Jilin University, Changchun 130026, China Received 2017-03-18  Revised 2017-12-11  Online 2018-03-25 Reference  null Corresponding author: