 PDF(219 KB)
						
							PDF(219 KB) 
						
						
					 
			ON THE PATTERN OF DESERTIFICATION——A CASE STUDY OF SAHEL ZONE, WEST AFRICA
Ding Dengshan
GEOGRAPHICAL RESEARCH ›› 1997, Vol. 16 ›› Issue (4) : 104-109.
 PDF(219 KB)
						
							PDF(219 KB) 
						
						
					 PDF(219 KB)
						
							PDF(219 KB) 
						
						
					ON THE PATTERN OF DESERTIFICATION——A CASE STUDY OF SAHEL ZONE, WEST AFRICA
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