Responses of d13c Value and Water Use Effieicency of Plant Species to Environmental Gradients Along the Grassland Zone of Northeast China Transect
Su Bo, Han Xing-Guo, Li Ling-Hao, Huang Jian-Hui, Bai Yong-Fei, Qu Chun-Mei
Chin J Plan Ecolo . 2000, (6): 648 -655 .