Effects of desertification on soil respiration and ecosystem carbon fixation in Mu Us sandy land Response of Soil Nutrients to Wetland Degradation in Mu Us Sandy Land Diverse boundaries between patches within the sandy landscape in Mu Us sandy land Diversity of arbuscular mycorrhizal fungi associated with clonal plants in Mu Us Sandy Land Relative Importance of Clonal and Non-Clonal Plants in the Landscape Dynamics of Mu Us Sandy Land Spatial heterogeneity of soil nutrients in the critical area of desertification in Southern Mu Us Sandy Land Adaptation of Seed Germination of Pugionium cornutum and P.dolabratum to Sand Moisture Content Effects of biological crusts on dew deposition and evaporation in the Southern Edge of the Mu Us Sandy Land, Northern China Pattern of Biological Soil Crust and Its Driving Factors under Artemisia ordosica in Mu Us Sandy Land Vegetation landscape pattern change and characteristics of spatial distribution in south edge of Mu Us Sandy Land Spatial pattern of soil moisture and vegetation attributes along the critical area of desertification in Southern Mu Us Sandy Land Role of clonal growth of the rehizomatous grass Psammochloa villosa in patch dynamics of Mu Us sandy land Effects of one-time water supply and sand burial on seed germination and seedling emergence of four populary psammophyte in Mu Us sandy land Germination response of Artemisia sphaerocephala to light in Mu Us sandy land