TY - Journal of Arid Meteorology A1 - LI Xing-Min, YANG Xin-Guo, WANG Zhao, SHA Dao-Bing, DENG Feng-Dong T1 - M ethod of Drought M onitor by Remote Sensing in Four Provinces of Northwest Chinaļ¼šErads Software as an Example Y1 - 2007-03-31 JF - Journal of Arid Meteorology JO - Journal of Arid Meteorology SP - 83 EP - 87 VL - 25 IS - 1 UR - http://www.ghqx.org.cn N1 - ER -