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Ecological studies of the cover soils on completed landfills.

Choi Chi Yuen. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 146-159). / Abstracts in English and Chinese. / Abstract / Acknowledgement / Contents / List of Figures / List of Tables / List of Plates / List of Appendices / Chapter Chapter 1 --- Introduction / Chapter 1.1 --- Landfilling --- p.1 / Chapter 1.1.1 --- Definition --- p.1 / Chapter 1.1.2 --- Waste decomposition process --- p.2 / Chapter 1.1.3 --- Major principles of landfill design --- p.7 / Chapter 1.1.4 --- General practices after the completion of landfill --- p.10 / Chapter 1.1.4.1 --- Surface capping --- p.10 / Chapter 1.1.4.2 --- Revegetation --- p.10 / Chapter 1.1.4.3 --- Post-closure management --- p.14 / Chapter 1.1.4.4 --- End use --- p.15 / Chapter 1.2 --- Post-closure landfill problems --- p.15 / Chapter 1.2.1 --- Subsidence and soil compaction --- p.15 / Chapter 1.2.2 --- Vegetation establishment --- p.16 / Chapter 1.2.3 --- Soil quality and thickness --- p.17 / Chapter 1.2.4 --- Adverse landfill factors --- p.22 / Chapter 1.3 --- Landfill ecology --- p.23 / Chapter 1.3.1 --- Soil-plant ecosystem on completed landfills --- p.23 / Chapter 1.3.2 --- Landfill soil fauna --- p.24 / Chapter 1.3.3 --- Landfill soil microbes --- p.25 / Chapter 1.3.4 --- Ecosystem integral development --- p.26 / Chapter 1.4 --- Succession management --- p.28 / Chapter 1.5 --- Objectives of the study --- p.32 / Chapter Chapter 2 --- Comparative Study of Landfills in Hong Kong / Chapter 2.1 --- Introduction --- p.34 / Chapter 2.2 --- Materials and Methods --- p.36 / Chapter 2.2.1 --- Site selection --- p.36 / Chapter 2.2.2 --- Soil characteristics --- p.39 / Chapter 2.2.2.1 --- Field measurement --- p.39 / Chapter 2.2.2.2 --- Soil sampling and laboratory analysis --- p.40 / Chapter 2.2.3 --- Vegetation characteristics --- p.42 / Chapter 2.2.3.1 --- Coverage of trees and understorey vegetation --- p.42 / Chapter 2.2.3.2 --- Coverage of individual plant species --- p.42 / Chapter 2.2.4 --- Calculation of representative plant score --- p.42 / Chapter 2.2.5 --- Statistical analyses --- p.44 / Chapter 2.3 --- Results and Discussion --- p.44 / Chapter 2.3.1 --- General properties of the cover soil on completed landfills --- p.44 / Chapter 2.3.2 --- Landfill categorization based on edaphic properties --- p.48 / Chapter 2.3.3 --- Vegetation coverage on completed landfills --- p.55 / Chapter 2.3.4 --- Vegetation characteristics on completed landfills --- p.59 / Chapter 2.4 --- Conclusions --- p.65 / Chapter Chapter 3 --- Vegetation Performance on Selected Landfills / Chapter 3.1 --- Introduction --- p.68 / Chapter 3.2 --- Materials and Methods --- p.70 / Chapter 3.2.1 --- Vegetation analysis --- p.70 / Chapter 3.2.2 --- Vegetation descriptions --- p.71 / Chapter 3.3 --- Results and Discussion --- p.73 / Chapter 3.3.1 --- General description of the vegetation --- p.73 / Chapter 3.3.2 --- Vegetation structure and diversity --- p.73 / Chapter 3.3.3 --- The most successful and important plant species --- p.86 / Chapter 3.3.4 --- Revegetation success --- p.91 / Chapter 3.4 --- Conclusions --- p.95 / Chapter Chapter 4 --- Diversity and Population of Soil Invertebrates on Selected Landfills / Chapter 4.1 --- Introduction --- p.99 / Chapter 4.2 --- Materials and Methods --- p.100 / Chapter 4.2.1 --- Diversities of soil and litter invertebrates --- p.100 / Chapter 4.2.1.1 --- Soil and litter sampling --- p.100 / Chapter 4.2.1.2 --- Soil animal extraction --- p.101 / Chapter 4.2.2 --- Statistical analysis --- p.101 / Chapter 4.3 --- Results and Discussion --- p.103 / Chapter 4.3.1 --- General description of the soil invertebrates --- p.103 / Chapter 4.3.2 --- Dominant soil invertebrates --- p.107 / Chapter 4.3.3 --- Soil macroarthropods --- p.109 / Chapter 4.3.4 --- Other soil invertebrates --- p.112 / Chapter 4.3.5 --- General description of litter invertebrates and its implication --- p.113 / Chapter 4.3.6 --- Diversity of the soil and litter fauna and the ecosystem development --- p.117 / Chapter 4.4 --- Conclusions --- p.119 / Chapter Chapter 5 --- Microbial Performance on Selected Landfills / Chapter 5.1 --- Introduction --- p.121 / Chapter 5.2 --- Materials and Methods --- p.123 / Chapter 5.2.1 --- Soil sampling --- p.123 / Chapter 5.2.2 --- Microbial analyses --- p.123 / Chapter 5.2.2.1 --- Plate-count methods for microbial abundance --- p.123 / Chapter 5.2.2.2 --- ATP bioluminescence assay for microbial biomass --- p.124 / Chapter 5.2.2.3 --- Dehydrogenase activity measurement for microbial activity --- p.125 / Chapter 5.2.3 --- Soil analyses --- p.125 / Chapter 5.2.4 --- Statistical analyses --- p.126 / Chapter 5.3 --- Results and Discussion --- p.126 / Chapter 5.3.1 --- The effect of soil quality on microbial population --- p.126 / Chapter 5.3.2 --- Relationship between the faunal and microbial populations --- p.128 / Chapter 5.3.3 --- Microbial diversity of cover soil of the completed landfills --- p.131 / Chapter 5.3.4 --- Microbial biomass of cover soil of the completed landfills --- p.132 / Chapter 5.3.5 --- General microbial activity of cover soil of the completed landfills --- p.137 / Chapter 5.4 --- Conclusions --- p.137 / Chapter Chapter 6 --- General Conclusions --- p.141 / References --- p.146 / Appendices

Identiferoai:union.ndltd.org:cuhk.edu.hk/oai:cuhk-dr:cuhk_323259
Date January 2000
ContributorsChoi, Chi Yuen., Chinese University of Hong Kong Graduate School. Division of Biology.
Source SetsThe Chinese University of Hong Kong
LanguageEnglish, Chinese
Detected LanguageEnglish
TypeText, bibliography
Formatprint, 196 leaves : ill. (some col.) ; 30 cm.
CoverageChina, Hong Kong, China, Hong Kong, China, Hong Kong
RightsUse of this resource is governed by the terms and conditions of the Creative Commons “Attribution-NonCommercial-NoDerivatives 4.0 International” License (http://creativecommons.org/licenses/by-nc-nd/4.0/)

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