1 Distribution and Transformation of Nutrients in Large-Scale Lakes and Reservoirs
1.1 Introduction
1 2 Water Quality and Eutrophication
1.3 Organization of the Book
References
2 Eutrophication and Distribution of Nitrogen and Phosphorus
2.1 Overview
2.2 Eutrophication
2.3 Distribution of Nitrogen
2.3.1 Water and Sediment Characteristics of Sample Sites
2.3.2 Distribution of Nitrogen
2.4 Distribution of Nitrogen
2.4.1 Distribution of Phosphorus
2.4.2 Speciation Analysis of Phosphorus
References
3 Hydrodynamic Effects
3.1 Overview
3.2 Hydrodynamics Processes
3.2.1 Parameters of Turbulence-Simulation Device
3.2.2 Vertical Distribution of Sediment Concentration Under Different Hydrodynamic Conditions
3.2.3 Vertical Distribution of Sediment Particle Size Under Different Hydrodynamic Conditions
3.3 Transformation of Nitrogen
3.3.1 Ammonia Adsorption in Sediments
3.3.2 Ammonia Adsorption with Different Particle Sizes and Organic Matter Contents in the SPs
3.4 Transformation of Phosphorus
References
4 Biological Effects
4.1 Overview
4.2 Biological Zones
4.2.1 Sampling Locations and Properties
4.2.2 Culturable Bacteria Number on Different Nutrient Level Mediums
4.2.3 Microbial Community Activity
4.2.4 Abundance of Functional Bacteria in Aquatic Environments.
4.3 Transformation of Nitrogen
4.3.1 AOB Strain and Preparation of Inocula
4.3.2 Sample Preparation
4.3.3 Analysis and Enumeration
4.3.4 Ammonia Nitritation
4.3.5 Influence of Suspended Particle Concentration on Nitritation
4.3.6 Influence of Particle Size and Organic Matter Content on Ammonia Oxidation
4.4 Transformation of Phosphorus
4.4.1 Samples Characteristics
4.4.2 The Phosphorus Release Ability of PSB
4.4.3 Release of Phosphorus from Sediment Using PSB at Different Temperatures
4.4.4 The Effect of DO on Phosphorus Release from Sediment Using PSB
References
5 Chemical Effects
5.1 Overview
5.2 Sediment Components
5.2.1 Sampling Locations and Properties
5.2.2 Sediments Characteristics
5.2.3 Adsorption Capacity of Different Sediments for Phospate
5.2.4 Effect of Sediment Compositions
5.3 pH
5.3.1 The Effect ofpH on Phosphate Release from Sediments
5.3.2 The Effect of pH on Phosphate Adsorption on Sediments
5.4 Temperature
5.5 Ionic Strength
References
6 Mathematical Modefing and Numerical Simulation
6.1 Overview
6.2 Mathematical Models and Numerical Simulation
6.2.1 Model Description
6.2.2 Model Results Evaluation
6.3 A Macro-Scale One-Dimensional Integrated Model for the Three
Gorges Reservoir Area
6.3.1 Data Acquisition and Preprocessing
6.3.2 Model Configuration
6.3.3 Parameters Estimation
6.3.4 Model Calibration
6.3.5 Model Validation
6.4 Three-Dimensional Eutrophication Modeling at the Daning River Confluence at Mouth of the Three Gorges Reservoir Area
6.4.1 Data Acquisition and Preprocessing
6.4.2 Model Configuration
6.4.3 Parameter Estimation
6.4.4 Model Calibration
6.4.5 Model Validatio
References
7 Eutrophication Risk Assessment
7.1 Overview
7.2 Relationship Between Culturable Becteria and Eutropication in the Waterbody
7.2.1 Eutropltication Level
7.2.2 Culturable Bacteria and Total Bacteria in the Waterbody
7.3 Relationship Between Microbial Community and Eutrophication in the Waterbody
7.4 Abundance of Functional Bacteria in Aquatic Environments
7.5 Eutrophication Risk Assessment and Hydraulic Control in Large Reservoirs
7.5.1 Sensitivity Evaluation for Eutrophication Risk in Large Reservoirs
7.5.2 Hydraulic Control Technology for Prevention of Eutrophication in Large Reservoirs
References
Index
