8LI JiaZhu1, WANG GuoAn2, LIU XianZhao1, HAN JiaMao3, LIU Min4 & LIU XiaoJuan2 1 College of Geography and Planning, Ludong University, Yantai 264025, China,2 Key Laboratory of Plant-Soil Interactions, Ministry of Education, College of Resources and Environmental Sciences, China Agri- cultural University, Beijing 100193, China,3 Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing 100029, China,4 College of Environmental Sciences, MOE Laboratory for Earth Surface Processes, Peking University, Beijing 100871, China.Variations in carbon isotope ratios of C_3 plants and distribution of C_4 plants along an altitudinal transect on the eastern slope of Mount Gongga[J].Science China Earth Sciences,2009,52(11):1714-1723. 被引量:16