VEGETATION COVER AND ITS RELATIONSHIP WITH ENVIRONMENTAL FACTORS AT DIFFERENT SCALES IN THE ORDOS REGION OF CHINA
FANG Shi-Bo, TAN Kai-Yan, LIU Jian-Dong, ZHANG Xin-Shi, DONG Ming
Chin J Plant Ecol . 2009, (1): 25 -33 .  DOI: 10.3773/j.issn.1005-264x.2009.01.003