Point pattern analysis of several psammophyte populations in the riparian ecotone in the middle reaches of Yarlung Zangbo River of Tibet, China
LI Hai-Dong, SHEN Wei-Shou, FANG Ying, YAN Shou-Guang, ZHANG Hui, ZHAO Wei
Chin J Plant Ecol . 2011, (8): 834 -843 .  DOI: 10.3724/SP.J.1258.2011.00834