6YANG H,ZHANG L K,CAO J H,et al.Effects of different land use typeson soil organic carbon and carbon management index in Karst area[J].Agricultural Science&Technology,2010,11(9-10):136-139.
7LIU YP,ZHANG SQ,GU J,et al.Effect of different land use patterns onphysical properties of soil water in Yellow River Wetland in Shaanxi Prov-ince[J].Agricultural Science&Technology,2010,11(9-10):148-152.
8ZOU J L,WANG J Z,WANG P,et al.Response of ecosystem service valuebased on land use changes and analysis of its driving factors in typicalhilly region with red soil[J].Agricultural Science&Technology,2010,11(11-12):150-154.