Effects of heat and water factors on soil respiration in desert area GROWTH AND BIOMASS ALLOCATION DYNAMICS OF ARTEMISIA ORDOSICA IN SAND-FIXING VEGETATION OF THE TENGGER DESERT OF CHINA Ramet Age Structure and Its Dynamics of Nitraria tangutorum Clonal Populations in the Southern Margin Area of Tengger Desert Soil respiration patterns during restoration of vegetation in the Shapotou area, Northern China Effects of shrub encroachment in desert grassland on runoff and the induced nitrogen loss in southeast fringe of Tengger Desert Simulation study on the effects of sand binding shrub on the deep soil water in a recovered area on the southeast fringe of Tengger Desert, North China Characteristics of cultivable microbial community number and structure at the southeast edge of Tengger Desert Response of soil respiration to repeated cycles of drying and rewetting in soils of the sand-fixed region of the Tengger Desert EXPERIMENTAL STUDIES ON NATURAL REGENERATION AND ARTIFICIAL CULTURES OF MOSS CRUSTS ON FIXED DUNES IN THE TENGGER DESERT Analysis of clonal growth patterns and branching architecture of Nitraria tangutorum clonal ramet in the Southern margin area of the Tengger Desert On the Evolution of the Palynoflora and Climatic Environment During Late Pleistocence in Tengger Desert, China