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The impacts of tillage system (conventional tillage and no-tillage) and residue management (0 %, 50%, and 100% residues application) on soil properties and soil microbial community structure were determined in the Fengqiu State Key Agro-Ecological Experimental Station, Huang-Huai-Hai Plain of China.The microbial community structure was investigated by phospholipid fatty acid (PLFA) profiles.