SOIL NITROGEN REGIME AND THE RELATIONSHIP BETWEEN ABOVEGROUND GREEN PHYTOBIOMASS AND SOIL NITROGEN FRACTIONS AT DIFFERENT STOCKING RATES IN THE XILIN RIVER BASIN, INNER MONGOLIA
GAO Ying-Zhi, WANG Shi-Ping, HAN Xing-Guo, CHEN Quan-Sheng, WANG Yan-Fen, ZHOU Zhi-Yong, ZHANG Shu-Min, YANG Jing
Chin J Plan Ecolo . 2004, (3): 285 -294 .  DOI: 10.17521/cjpe.2004.0042