Succession of potential vegetation in arid and semi-arid area of China HJ NDVI cross-calibration for grassland in Northern China Physiological and biochemical analysis of the leaves of Elymus under dry farming conditions The effect of land cover pattern on hillslope soil and water loss in the arid and semi-arid region: a review Shrub-mediated “fertile island” effects in arid and semi-arid grassland Analysts of the ecological and economic benefits of different tillage systems in arid and semi-arid regions The relationship between grassland ecosystem and soil water in arid and semi-arid areas: a review Research Status and Trend on Plantation Density Control Techniquesin Arid and Semi-arid Regions Impact study on efficiency of pig feeding and nutritional composition of meat on the basis of bio-bed system Research on vegetation cover information extraction technologies under different terrain conditions A Review on the Studies of Bryophyte Ecology in Arid and Semi-arid Areas