SOIL CARBON AND NITROGEN CONTENTS ALONG ELEVATION GRADIENTS IN THE SOURCE REGION OF YANGTZE, YELLOW AND LANTSANG RIVERS
WANG Chang-Ting, LONG Run-Jun, CAO Guang-Min, WANG Qi-Lan, DING Lu-Ming, SHI Jian-Jun
Chin J Plant Ecol . 2006, (3): 441 -449 .  DOI: 10.17521/cjpe.2006.0059