Studies on the dynamics of patch size and grain structure of landscape elements in the forest restoration process Effects of invasive weeds on relative grasshopper abundance in alpine steppe in the Qilian Mountains Seasonal dynamics in soil microbial biomass and enzymatic activities under different alpine brushlands of the Eastern Qilian Mountains Characteristics of Soil Seed Banks of Alpine Meadow under Different Degradation Degrees in Eastern Qilian Mountains Soil Properties of Different Alpine Shrub Grasslands in Eastern Qilian Mountains Soil fertility under different forest types in the Helan and Liupan Mountain ranges of Ningxia Province A New Record Genus Stipitochrysis Korshikov of Chrysophyte from the Aershan National Geological Park,Inner Mongolia,China Water Content Variation and Ecological Adaptation of 4 Rhododendron Species in the Alpine Shrubland of the Qilian Mountains