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							PDF(3395 KB) 
						
						
					 
			Analysis of the Characteristics of Drought Evolution in Northern Henan Based on SPEI
JIN Chaojie;JIANG Ning;MENG Fanxiang;TIAN Xiaoran;SHI Qiao
Yellow River ›› 2023, Vol. 45 ›› Issue (10) : 111-117.
 PDF(3395 KB)
						
							PDF(3395 KB) 
						
						
					 PDF(3395 KB)
						
							PDF(3395 KB) 
						
						
					Analysis of the Characteristics of Drought Evolution in Northern Henan Based on SPEI
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