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			Problems and Prospects of Researches on China’s Grain Productivity
DAI Erfu, HAN Rongqing, WU Shaohong
Resources Science ›› 2012, Vol. 34 ›› Issue (6) : 1175-1183.
 PDF(1061 KB)
						
							PDF(1061 KB) 
						
						
					 PDF(1061 KB)
						
							PDF(1061 KB) 
						
						
					Problems and Prospects of Researches on China’s Grain Productivity
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