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[9]
Tillage and residue management effects on soil properties and yields of rainfed maize and wheat in a subhumid subtropical climate[J] . B.S Ghuman,H.S Sur.Soil & Tillage Research . 2001 (1)
[10]
Conservation tillage and macropore factors that affect water movement and the fate of chemicals[J] . M.J Shipitalo,W.A Dick,W.M Edwards.Soil & Tillage Research . 2000 (3)