搜索结果: 1-15 共查到“水文学及水资源 Sediment”相关记录20条 . 查询时间(0.085 秒)
Water Erosion and Characteristics of Sediment Load in the Kopaninsky Stream Basin – Short Communication
water erosion sediment texture available nutrients
2015/3/1
In May 2005, a major part of the Czech Republic was hit by an extreme rainstorm resulting in bothsoil erosion and flood events. We surveyed the erosion rills and soil material deposits produced by thi...
Simulation of land use–soil interactive effects on water and sediment yields at watershed scale
BMPs Brushcontrol Sediment Soil SWAT Watershed Water supply
2013/7/25
Influences of vegetation management on soil erosion have been extensively studied. However, interactive effects between land use and soil arepoorlydocumented in literature. Giventhe importance o...
Contamination and Ecological Risk Assessment of Heavy Metal in the Sediment of Turag River, Bangladesh: An Index Analysis Approach
Heavy Metal TCLP Test Sediment Geo-Accumulation Index Ecological Risk Index Contamination Factor Turag River etc.
2013/3/18
Encroachment, disposal of untreated domestic and industrial wastewater and dumping of solid wastes have degraded the overall quality of the river Turag, which is located in Dhaka—the Capital City of B...
Using Artificial Neural Network to Estimate Sediment Load in Ungauged Catchments of the Tonle Sap River Basin, Cambodia
Artificial Neural Network Suspended Sediment Load Ungauged Catchment Lower Mekong Basin Tonle Sap River Basin
2013/3/18
Concern on alteration of sediment natural flow caused by developments of water resources system, has been addressed in many river basins around the world especially in developing and remote regions wh...
Behavior of Cesium in Dam Reservior-Investigation Based on Sediment Columns
Cesium Sediment Sorption Capacity Sorption Kinetics Water Safety Surface Water
2013/3/18
To generate information for better understanding of the behavior of cesium in relatively closed water bodies, experiments using four columns consisted of the sediment phase and the overlying water pha...
Comparison between Multi-Layer Perceptron and Radial Basis Function Networks for Sediment Load Estimation in a Tropical Watershed
Sediment Load Neural Network MLP RBF Hulu Langat Watershed
2013/3/19
Prediction of highly non-linear behavior of suspended sediment flow in rivers has prime importance in environmental studies and watershed management. In this study, the predictive performance of two A...
The Intra-Annual Variability of Discharge, Sediment Load and Chemical Flux from the Monitoring: The Yukon River, Alaska
Yukon River Suspended Sediment Concentration POC PON Sediment Load Snowmelt Runoff Glacier-Melt Runoff
2013/3/19
The covered-ice breakup in subarctic to arctic rivers in the early snowmelt season often gives any damage to instruments monitoring physical and chemical factors of water. The serious condition has br...
Detecting the effect of land-use change on streamflow, sediment and nutrient losses by distributed hydrological simulation
Land-use change Non-point source pollution Streamfl ow Sediment yield Pollutant load
2013/7/25
Water shortage and water pollution are two major water issues in Northern China. In recent decades, thedecrease in inflow and the deterioration of water quality in the Miyun Reservoir have affec...
Numerical Modelling Sediment-Bacteria Interaction Processes in the Severn Estuary
Numerical Modelling Faecal Bacteria Sediment Transport Enterococci
2013/3/19
Faecal bacteria exist in both free-living and attached forms in estuarine waters. The deposition of sediments can take faecal bacteria out of the water column and to the bed. The sediments can subsequ...
Simulation of Runoff and Sediment Yield for a Himalayan Watershed Using SWAT Model
AVSWATX Calibration Validation Image Processing Remote Sensing GIS Runoff Sediment Yield
2013/3/20
Watershed is considered to be the ideal unit for management of the natural resources. Extraction of water-shed parameters using Remote Sensing and Geographical Information System (GIS) and use of math...
Forecasting of Runoff and Sediment Yield Using Artificial Neural Networks
Artificial Neural Network Forecasting Runoff Sediment Yield
2013/3/21
Runoff and sediment yield from an Indian watershed during the monsoon period were forecasted for differ-ent time periods (daily and weekly) using the back propagation artificial neural network (BPANN)...
Research on Plane 2-D Sediment Model of a Watercourse on Yangtze River
sand excavation water-sand mathematic model flood control safety
2013/3/21
To provide basis for sand excavation of hydraulic fill and land forming in Daohukou region in a watercourse (Wuhan reach) on Yangtze River, a 2-D water-sand mathematic model of this river reach is est...
USING ENVIRONMENTAL RADIONUCLIDES TO TRACE SEDIMENT MOBILISATION AND DELIVERY IN RIVER BASINS AS AN AID TO CATCHMENT MANAGEMENT
Environmental radionuclides Caesium-137 Lead-210, Beryllium-7 Erosion, Deposition Sediment sources Floodplain sedimentation Sediment-associated nutrients Phosphorus
2013/7/19
Although sediment problems have long been recognised in those areas of the world with high rates of soil loss and high specific sediment yields, recent years have seen a growing recognition of the wid...
SEDIMENT RESEARCH FOR THE THREE GORGES PROJECT ON THE YANGTZE RIVER SINCE 1993
Three Gorges Project, Sediment load Reservoir sedimentation River degradation
2013/7/19
This article addresses sediment research carried out for the Three Gorges Project since 1993, when the construction of the Project was formally started. Emphasis of the research has been placed on the...
WATER QUALITY AND SEDIMENT QUALITY OF WATERS NEAR SHANGHAI SEWAGE OUTFALLS
Changjiang estuary Sewage discharge Water quality Sediment quality Eutrophication
2013/7/22
This paper analyzes the water quality and sediment quality near Zhuyuan and Bailonggang sewage outfalls and compared them with those of the large waters of Changjiang estuary. The trophic states in th...