声明
致谢
Chapter 1 Introduction
1.1 Background and significance
1.2 Research Problems
1.3 Literature review
1.4 Research Objectives
1.4.1 General Objectives
1.4.2 Specific Objectives
1.4.3 Research Questions
1.5 Organization of the Thesis and Technical roadmap
1.5.1 Organization of the Thesis
1.5.2 Technical roadmap
Chapter 2 Description of the Study Area and Materials
2.1 Physiography and climate
2.1.1 Alluvial plain
2.1.2 Denudation alluvial plain
2.2 Geological and Hydrological Setting
2.3 Groundwater samples and Laboratory Analysis
2.3.1 Groundwater samples analysis
2.3.2 Laboratory Analysis
Chapter 3 Hydrogeochemical characteristics and evaluation analysis of shallow groundwater
3.1 Introduction
3.2 Methods
3.2.1 Piper diagram
3.2.2 Gibbs diagram
3.2.3 Binary ion relation analysis
3.3 Result and discussion
3.3.1 Statistics characteristics of groundwater chemistry
3.3.2 Correlation of Total Dissolved Solids and Major Elements (Ions)
3.3.3 Hydrogeochemical Type of Groundwater
3.3.4 Groundwater chemical formation mechanisms
3.4 Conclusion
Chapter 4 Assessment of Groundwater Quality and Health Risks from nitrogen pollution
4.1 Introduction
4.2 Methods
4.2.1 Fuzzy Comprehensive Assessment Method
4.2.3 Groundwater Quality assessment for Irrigation Purposes
4.2.3 Assessment of Health Risks from nitrogen pollution
4.3 Result and discussion
4.3.1 Overall Groundwater Quality
4.3.2 Groundwater quality assessment for irrigation
4.3.4 Health Risk Assessment
4.4 Comparison between overall groundwater quality assessment and HQ forshallow groundwater of Fuyang city
4.5 Conclusion
Chapter 5 Conclusions and future work
5.1 Conclusions
5.2 Future works
参考文献
Academic achievements achieved during the degree study period
合肥工业大学;
