 PDF(446 KB)
						
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			 PDF(446 KB)
						
							PDF(446 KB) 
						
						
					 PDF(446 KB)
						
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					安徽沿江地区耕地数量变化特征及其对粮食安全的影响
The Relationship between the Cultivated Land Change and Food Security in the Area of Yangtze River Watershed of Anhui Province
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