Leaf Carbon, Nitrogen and Phosphorus Stoichiometry across Plant Species in Beijing and Its Periphery
HAN Wenxuan,WU Yi,TANG Luying,CHEN Yahan,LI Liping,HE Jinsheng,FANG Jingyun
Acta Scientiarum Naturalium Universitatis Pekinensis . 2009, (5): 855 -860 .