The responses of soil respiration to water and nitrogen in Stipa breviflora steppe A new find of relationship between plant populations on Stipa breviflora desert steppe Influence of Grazing Intensity on Production Performance of Sheep in Stipa Breviflora Steppe Plant Compensatory Growth in the Grazing System of Stipa breviflora Desert Steppe──Ⅰ. Plant Net Productivity Effects of nitrogen and water addition on herbage N and P concentrations of Stipa breviflora in a desert steppe grassland Effects of interactive CO2 concentration and precipitation on growth characteristics of Stipa breviflora Root Distribution and Soil Water Dynamics of Medicago sativa L. and Stipa breviflora Griseb. A COMPARISON OF ROTATION AND CONTINUOUS SEASONAL GRAZING SYSTEMS A STUDY ON THE SHOOT NUMBER CHANGING OF STIPA BREVIFLORA AND THE RALATIONS WITH ITS POPULATION YIELD Interactive effects of changing precipitation and elevated temperatures on plant biomass and its allocation of Stipa breviflora Genetic diversity of Stipa breviflora populations in Inner Mongolia Effects of the grazing systems on diurnal variation of photosynthetic characteristic of major plant species of desert steppe Ecological analysis and classification of Stipa breviflora communities in the Inner Mongolia region: the role of environmental factors Anatomical structure of Stipa breviflora leaves and its relationship with environmental factors Effects of grazing on spatial distribution relationships between constructive and dominant species in Stipa breviflora desert steppe. Effect of fertilization on soil respiration in the Stipa breviflora desert steppe of Inner Mongolia.