Types and Distribution of Vegetation in Qinghai Lake Region DYNAMICS OF SPECIES DIVERSITY IN THE RESTORATION PROCESS OF ARTIFICIAL SPRUCE CONIFER FOREST IN THE EASTERN EDGE OF QINGHAI-TIBET PLATEAU Climate Signals from Tree Ring Chronologies of the Upper and Lower Treelines in the Dulan Region of the Northeastern Qinghai-Tibetan Plateau Effects of grazing on litter decomposition in two alpine meadow on the eastern Qinghai-Tibet Plateau Impacts of snow cover change on soil water-heat processes of swamp and meadow in Permafrost Region, Qinghai-Tibetan Plateau Short-term effects of temperature enhancement on community structure and biomass of alpine meadow in the Qinghai-Tibet Plateau Phylogeography of Spiraea mongolica (Rosaceae) on the Qinghai-Tibetan Plateau and Adjacent Highlands STUDY OF COMMUNITIES OF AQUATIC VASCULAR PLANTS IN GANZHI COUNTY IN QINGHAI-XIZANG PLATEAU Approach of evaluation on landscape protection along the Qinghai-Tibet Railway A new species and a new variety of Leymus Hochst.(Poaceae) from Qinghai, China Isolation and identification of endophytes infecting Stipa purpurea, a dominant grass in meadows of the Qinghai-Tibet Plateau The effect of nitrogen and phosphorus applications on soil enzyme activities in Qinghai-Tibetan alpine meadows Spatial-temporal variation of vegetation phenology and their relationships with vegetation degradation in a Qinghai Lake watershed Survey on overwintering Puccinia striiformis f.sp.tritici at different altitudes in eastern Qinghai A snow cover mapping algorithm based on MODIS data in Qinghai Province Shortterm response of functional plant groups abundance to simulated climate change in alpine meadow ecosystems Seed Micromorphological Characteristics of Three Species of Solanaceae in Qinghai Province Effects of strong solar UV-B radiation on photosynthesis and photosynthetic pigment contents of Saussurea superba on Qinghai-Tibet Plateau. Monitoring grassland rodents with 3S technologies Soil C/P distribution characteristics of alpine steppe ecosystems in the Qinhai-Tibetan Plateau A Preliminary investigation on the Vegetational and Climatic Changes Since 11, 000 Years in Qinghai Lake An Analysis Based on Palynology in Core QH85-14C Two New Varieties of Corispermum (Chenopodiaceae) from Qinghai Carbon Balance in an Alpine Steppe in the Qinghai-Tibet Plateau