Soil erosion

목차 (Table of Contents)

• CONTENTS
• 1 Mechanisms of soil erosion/degradation = 1
• 1 Introduction = 1
• 2 Soil erosion processes: overview and erosion by water = 4
• 3 Soil erosion processes: other mechanisms = 9
• 4 Consequences of soil erosion = 11
• 5 Relating soil erosion to crop productivity and sustainable agriculture = 16
• 6 Mitigating soil erosion: soil conservation = 19
• 7 Summary and conclusions = 22
• 8 Where to look for further information = 23
• 9 References = 24
• 2 The impact of heavy metal contamination on soil health = 33
• 1 Introduction = 33
• 2 Current levels of soil contamination by heavy metals = 34
• 3 Natural and anthropogenic sources of heavy metals = 36
• 4 Chemical transformation of heavy metals in soils = 40
• 5 Bioavailability of heavy metals in soils = 42
• 6 Effects of heavy metals on soil health: soil chemistry, biochemistry and microbiology = 44
• 7 Effects of heavy metals on plant health and crop production = 48
• 8 Indicators of soil contamination = 50
• 9 Remediation of contaminated soil = 52
• 10 Conclusions and future trends = 53
• 11 References = 54
• 3 Advances in techniques to assess soil erodibility = 75
• 1 Introduction = 75
• 2 Factors affecting soil erodibility = 75
• 3 Assessment of soil erodibility = 81
• 4 Future trends in research = 95
• 5 Conclusion = 103
• 6 Where to look for further information = 104
• 7 References = 104
• 4 Rehabilitating degraded and abandoned agricultural lands with Conservation Agriculture systems = 115
• 1 Introduction = 115
• 2 Conservation Agriculture adoption in Brazil, mainly in Brazilian Southern
• region, as a tool to prevent and reverse soil degradation = 120
• 3 Case study 1 : Integrated strategies for restoration of compacted and low
• productive soils under no-tillage system in Southern Brazil = 124
• 4 Case study 2: Strategies for soil quality improvement in crop-livestock
• integration under Conservation Agriculture in acidic tropical soils = 132
• 5 Conclusion = 148
• 6 Acknowledgements = 149
• 7 References = 149