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Early Diagenesis of Peat Lipids and Their Responses to the Climate Changes Over the Past 13 ka: Evidence from the Dajiuhu Peat Deposit, South China

Abstract第3-6页
Acknowledgements第7-9页
Declaration第9-10页
List of Publications第10-12页
Contents第12-14页
List of Figures第14-18页
List of Tables第18-19页
1 Introduction第19-25页
    1.1.Applications of lipid biomarkers in paleoecology and paleoenvironment第19-22页
    1.2.Asian summer monsoon variability in south China since the late deglaciation第22-23页
    1.3.Aims of the study第23-25页
2 Study area and Experimental methods第25-35页
    2.1.Study area第25-28页
        2.1.1.Shennongjia第25-27页
        2.1.2.Dajiuhu第27-28页
    2.2.Samples第28-30页
    2.3.Dating第30-31页
    2.4 Sample extraction and separation第31-32页
    2.5 Instrumental analyses of lipids第32-33页
    2.6 Other analyses第33-35页
        2.6.1 Pollen analysis第34页
        2.6.2 POC & PON & Lignin phenols第34-35页
3 Palynological stratigraphy and bulk organic geochemistry in the Dajiuhu peat deposit第35-43页
    3.1.Palynological stratigraphy第35-39页
    3.2.POC & C/N ratios第39-40页
    3.3.Lignin-derived phenols第40-42页
    3.4.Summary第42-43页
4 Lipid distributions in modern plants of Dajiuhu basin第43-57页
    4.1 n-Alkanes,n-alk-1-enes,and n-alkan-2-ones in peat plants第44-49页
    4.2.Long-chain n-alkane,n-alkan-2-ol and kaurene in Q.aliena var.acutesernata第49-51页
    4.3.Hopenes and sterols in mosses第51-53页
    4.4.Leaf n-alkanes in other regions第53-56页
    4.5.Summary第56-57页
5 Distributions of lipid biomarkers in the Dajiuhu peat samples第57-89页
    5.1.Acyclic lipid biomarkers第57-67页
        5.1.1.n-alkanes第57-60页
        5.1.2.Branched alkanes第60-63页
        5.1.3.n-alkan-2-ones第63-64页
        5.1.4.Fatty alcohols第64-65页
        5.1.5.Fatty acids第65-67页
    5.2.Cyclic lipid biomarkers第67-88页
        5.2.1.Terrestrial triterpenoids第67-79页
        5.2.2.Hopanoids第79-83页
        5.2.3.Steroids第83-87页
        5.2.4.Fernenes第87-88页
    5.3.Summary第88-89页
6 Early diagenesis of lipid biomarker in peat deposit第89-101页
    6.1.Terrestrial triterpenoids第89-93页
    6.2.Hopanoids第93-95页
    6.3.n-alkan-2-ones第95-98页
    6.4.Steroids第98-99页
    6.5.Summary第99-101页
7 Paleoecological reconstructions in Dajiuhu Basin over the past 13 ka based on lipid biomarkers and pollen第101-108页
    7.1.Changes of higher plants in Dajiuhu Basin over the past 13 ka第101-103页
    7.2.Changes of Algae in Dajiuhu Peatland over the past 13 ka第103-104页
    7.3.Changes of bacterial activities in Dajiuhu Peatland over the past 13 ka第104-106页
    7.4.Summary第106-108页
8 Paleoclimate changes in south China over the past 13 ka based on lipid biomarkers in the Dajiuhu peat deposit第108-119页
    8.1 Asian summer monsoon intensity第108-109页
    8.2.Paleotemperature第109-112页
    8.3.Paleohydrology第112-115页
    8.4.Comparisons of biomarker records for different climate factors第115-116页
    8.5.Summary第116-119页
9 Summary and conclusions第119-122页
References第122-138页
Appendix Ⅰ第138-144页
Appendix Ⅱ第144-145页
发表文章第145-167页

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