Flora of the Seed Plants along the Lhasa River Reaches Spatial distribution and evolution of aeolian sandy land in the areas around Lhasa Airport (Tibet, China) since 1990 Analyses on Community Characteristics and Soil Microorganism Dynamics during Ecological Restoration of Sophora moorcroftiana in the Semi-Arid Valley of Lhasa Evaluation of Lalu Wetland ecosystem services in Lhasa,Tibet Fine root production and turnover of poplar plantation in the Lhasa river valley, Tibet Autonomous Region