 PDF(120 KB)
						
							PDF(120 KB) 
						
						
					 
			Analyzing Temporal and Spatial Distribution Characteristics of Pressure Index of Cultivated Land in China
ZHANG An-lu, ZHU Hong-bo
Resources Science ›› 2007, Vol. 29 ›› Issue (2) : 104-108.
 PDF(120 KB)
						
							PDF(120 KB) 
						
						
					 PDF(120 KB)
						
							PDF(120 KB) 
						
						
					Analyzing Temporal and Spatial Distribution Characteristics of Pressure Index of Cultivated Land in China
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