TY - Chin J Plant Ecol A1 - ZHANG Cheng, ZHANG Ming-Juan, XU Chi, LIU Mao-Song, WANG Han-Jie, HU Hai-Bo T1 - ANALYSIS OF AGGREGATION IN DESERT PLANT SPECIES IN SAND LAKE, NINGXIA AUTONOMOUS REGION, CHINA Y1 - 2007-12-12 JF - Chinese Journal of Plant Ecology JO - Chin J Plant Ecol SP - 32 EP - 39 VL - 31 IS - 1 UR - https://www.plant-ecology.com N1 - 10.17521/cjpe.2007.0005 ER -