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							PDF(459 KB) 
						
						
					 
			THE SYNTHETICAL BENEFITS AND THE POTENTIAL OF GRAIN YIELD-INCREASING DURING AGRICULTURAL COMPREHENSIVE DEVELOPMENT IN THE HUANG-HUAI-HAI PLAIN
Wu Kai, Xie Ming
GEOGRAPHICAL RESEARCH ›› 1996, Vol. 15 ›› Issue (3) : 70-76.
 PDF(459 KB)
						
							PDF(459 KB) 
						
						
					 PDF(459 KB)
						
							PDF(459 KB) 
						
						
					THE SYNTHETICAL BENEFITS AND THE POTENTIAL OF GRAIN YIELD-INCREASING DURING AGRICULTURAL COMPREHENSIVE DEVELOPMENT IN THE HUANG-HUAI-HAI PLAIN
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