Vegetation classification at the association level under the China Vegetation Classification System: an example of six Stipa steppe formations in China
Changcheng Liu, Thomas R. Wentworth, Xianguo Qiao, Ke Guo and Dongjie Hou
J Plant Ecol . 2019, (6): 1009 -1024 .  DOI: 10.1093/jpe/rtz028