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			ENVIRONMENTAL CHANGE IN THE LAST 150 YEARSIN BAKEYAO, SOUTHEASTERN HORQIN SANDLAND,NORTHEAST CHINA
Ren Guoyu, Xiao Ping
GEOGRAPHICAL RESEARCH ›› 1997, Vol. 16 ›› Issue (4) : 39-46.
 PDF(301 KB)
						
							PDF(301 KB) 
						
						
					 PDF(301 KB)
						
							PDF(301 KB) 
						
						
					ENVIRONMENTAL CHANGE IN THE LAST 150 YEARSIN BAKEYAO, SOUTHEASTERN HORQIN SANDLAND,NORTHEAST CHINA
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