Preface Foreword Introduction of Soil Erosion Management Geographic Information System(SEMGIS)in Northern China J.Whitney,Chen Yongzhong RAINFALL,INFILTRATION AND RUNOFF MODEL Precipitation Characteristics in Wangjiagou Basin,Western Shanxi Zhang Zhiguo,Zheng Boqing et al. Study on Infiltration Law in Wangjiagou Basin in Lishi,China Li Gang,S.H.Luk et al. Study on the Soil Water Infiltration Law Niu Siping,Wang Futang et al. Variation in Soil Moisture Content in Different Land Types Jia Zhijun,Cai Qiangguo et al. Modelling Surface Runoff from Hillslopes in the Hilly Loess Region,Western Shanxi Wang Guiping,S.H.Luk et al. HILLSLOPE EROSION AND TUNNEL EROSION Experimental Study on the Resistivity of Soils in Wangjiagou Basin Wu Shuan,Cai Qiangguo et al. Process of Formation,Destruction and Micromorphology of Crust on Loess Soil Zhang Guangyuan,Cai Zongfa et al. Effects of Surface Crusting and Slope Gradient on Soil and Water Losses in the Hilly Loess Region S.H.Luk,Cai Qiangguo et al. Rill Initiation and Erosion on the Loess Soils Wang Guiping,Zhang Zhiguo et al. Experimental Study on the Variation of Sediment Yield on Different Land Types Ma Shaojia,Cai Qiangguo et al. Study on the Law of Tunnel Erosion in Yangdaogou Basin Zhu Tongxin,S.H.Luk et al. MODELLING SEDIMENT YIELD Soil Erosion Process and Model on Hillslopes in the Hilly Loess Region,Western Shanxi Wang Guiping,Cai Qiangguo et al. Calculation of Sediment Delivery Ratio and Sediment Delivery Law in Yangdaogou Basin Cai Qiangguo,S.H.Luk et al. Determination of Annual Sediment Yield and Their Proportion from Red-Soil nd Loess According to the Characteristics of Deposit Material Behind Check-dam Zhu Tongxin,Cai Qiangguo et al. EFFECT OF SOIL ORGANIC MATTER ON SOIL EROSION AND NUTRIENT ELEMENTS DELIVERY Nitrogen Loss in a Small Basin:an Examination of Sources and Transfer Mechanisms H.Hugh,S.H.Luk et al. Experimental Study on the Effect of Soil Organic Matter on Water and Soil Losses Zeng Boqing,Zhang Zhiguo et al. The Nitrogen Mass Balance of a Rapidly Eroding Agroecosystem in the Hilly Loess Plateau A.M.Davis,S.H.Luk et al. A Study on the Relationship Between Soil Erosion and Nutrient Losses on Cultivated Land in the Loess Plateau Wei Zhongping,Gao Ping GIS AND ITS APPLICATON MODELS Soil Erosion Management Geographical Information System in a Small Basin in the Hilly Loess Region L.E.Band,Fu Leyuan Process-based Erosion and Sediment Yield in a Small Basin in the Hilly Loess Region S.H.Luk,Cai Qiangguo et al. SEMGIS:the Economic Model V.W.Maclaren,C.Warren et al. EFFECT OF HUMAN BEING'S ACTIVITY AND SOIL EROSION MANAGEMENT Effects of Human Being's Activities on Soil Erosion in Small Basin in the Loess Plateau Cai Qiangguo,S.H.Luk et al. Changes in Soil Erosion in Wangjiagou Basin Before and After Soil Conservation Practices W ang Futang Recent Advances in Soil Erosion and Land Management Research in the Loess Plateau Region S.H.Luk,Cai Qiangguo et al. METHODS AND TECHNIQUES Experimental Plots and Modelling Experiments for Processes of Runoff,Soil Erosion and Sediment Yield Cai Qiangguo,S.H.Luk et al. Designing and Applying Case of Large Rainfall Simulating Equipment on Entire Slope S.H.Luk,Zeng Boqing et al. Use of the Salt Tracing Technique to Determining the Velocity of Overland Flow S.H.Luk,W.Merz
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