2)  semiarid area liable to drought
					
	
					
				
				
	
					
				半干旱偏旱区
				1.
					Technique development and selection of high-effecient   utilization of agricultural resources in   semiarid area liable to drought;
						
						半干旱偏旱区农业资源高效利用的技术取向与选择
					
					3)  arid and semi-arid
					
	
					
				
				
	
					
				干旱半干旱
				1.
					Characteristics of urban pollution under arid and semi-arid condition on the Loess Plateau in northwestern China:examples form a city in northwestern China;
						
						西北黄土高原干旱半干旱条件下城市污染特点——以西北某城市为例
					2.
					Study of the Ecology Water Demand of Vegetation Restore in the Arid and Semi-arid Prairie Area;
						
						干旱半干旱草原区植被恢复生态用水研究
					3.
					The arid and semi-arid areas in the west part of China comprise about 37.
					
					
						
						
					
						中国西部干旱半干旱地区约占全国土地面积的37。
					
					4)  Semiarid prone to draught area in south Ningxia
					
	
					
				
				
	
					
				宁南半干旱偏旱区
			
					5)  arid and semi-arid regions
					
	
					
				
				
	
					
				干旱半干旱地区
				1.
					Application of amorpha fruticose to vegetation protection for sideslopes of highway at the arid and semi-arid regions;
						
						紫穗槐在干旱半干旱地区公路边坡植物防护中的应用
					2.
					Groundwater has very important eco-value in arid and semi-arid regions.
					
					
						
						
					
						干旱半干旱地区地下水具有重要的生态价值。
					
					6)  Arid and semi-arid region
					
	
					
				
				
	
					
				干旱半干旱地区
				1.
					Discussion about the evaluation method of water  supply in arid and semi-arid region;
					
					
						
						
					
						干旱半干旱地区的灌溉供水评价方法探讨
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