NODULE CHARACTERISTICS OF THREE-YEAR-OLD CARAGANA MICROPHYLLA AND THEIR RESPONSES TO ENVIRONMENTAL CHANGES IN AN INNER MONGOLIA GRASSLAND
ZHANG Can-Juan, WU Dong-Xiu, ZHANG Lin, ZHAN Xiao-Yun, ZHOU Shuang-Xi, YANG Yun-Xia
Chin J Plant Ecol . 2009, (6): 1165 -1176 .  DOI: 10.3773/j.issn.1005-264x.2009.06.017