Spatial pattern of root systems of dense jujube plantation with jujube age in the semiarid loess hilly region of China Effects of potato-fababean intercropping on crop productivity and soil water under a plastic mulch and ridge-furrow planting system in a semiarid area Effects of Mini-ditch Planting with Plastic Mulching in Ridges on Soil Water Content, Temperature and Potato Yield in Rain-fed Semiarid Region Reviews on calculating methods of vegetation ecological water requirement in arid and semiarid regions STUDY ON THE METHOD FOR REGULATION AND CONTROL OF CROP PRODUCTION ARRANGEMENTS IN SEMIARID REGION IN THE SOUTHERN PART OF SHANXI Initiation stage to regulate the caragana growth and soil water in the semiarid area of Loess Hilly Region, China Stomatal or non-stomatal limitation of photosynthesis of spring wheat flag leaf at late growth stages under natural conditions in semiarid rainfed regions Alfalfa Growth Characteristics and Soil Water Dynamics of Grassland Converted from Cropland in Semi-arid Region Sowing date of corn in semiarid region of Jilin Province, Northeast China in adapting to climate change. Effect of Introducing Biennial Legume Species,Melilotus officinalis,on Plant Community in the Early Stage of Vegetation Succession and Soil Nutrients in the Semiarid Loess Plateau of China Soil conditions of forest-fitting land along river banks in semiarid region