Recycling of agro-industrial wastes by vermiculture.

• Other Authors: Ng, Ki Chi.
• Format: Others
• Language: English
• Published: Chinese University of Hong Kong 1994
• Subjects: Eisemia foetida > Growth; Pheretima > Growth; Organic wastes > Recycling; Fishes > Food; Plant growing media
• Online Access: http://library.cuhk.edu.hk/record=b5887199; http://repository.lib.cuhk.edu.hk/en/item/cuhk-318079

by Ng Ki Chi. === Thesis (M.Phil.)--Chinese University of Hong Kong, 1994. === Includes bibliographical references (leaves 130-145). === Acknowledgments === Abstract === Chapter Chapter 1 --- Introduction --- p.1 === Chapter 1.1 --- Waste Management in Hong Kong --- p.1 === Chapter 1.2 --- Sources of Organic Wastes and Their Characteristics --- p.4 === Chapter 1.2.1 --- Animal manure --- p.5 === Chapter 1.2.2 --- Sewage sludge --- p.7 === Chapter 1.2.3 --- Food waste --- p.7 === Chapter 1.3 --- Organic Waste Recycling --- p.9 === Chapter 1.3.1 --- Organic wastes for land application --- p.9 === Chapter 1.3.1.1 --- Animal manure --- p.11 === Chapter 1.3.1.2 --- Sewage sludge --- p.12 === Chapter 1.3.1.3 --- Plant residue --- p.14 === Chapter 1.3.2 --- Composting --- p.15 === Chapter 1.3.3 --- Biogas production --- p.16 === Chapter 1.3.4 --- Organic wastes as feedstuffs or feed supplements --- p.18 === Chapter 1.3.4.1 --- Animal manure --- p.18 === Chapter 1.3.4.2 --- Sewage sludge --- p.19 === Chapter 1.3.4.3 --- Plant residue --- p.20 === Chapter 1.3.4.4 --- Biological products from waste conversion --- p.21 === Chapter 1.4 --- Objectives and Outlines of the Present Study --- p.26 === Chapter Chapter 2 --- Vermiculture of Eisenia foetida and Pheretima asciatica on Different Agro- industrial Wastes --- p.29 === Chapter 2.1 --- Introduction --- p.29 === Chapter 2.2 --- Materials and Methods --- p.34 === Chapter 2.2.1 --- Collection of materials --- p.34 === Chapter 2.2.2 --- Preparation of earthworms --- p.34 === Chapter 2.2.3 --- Culture trial --- p.35 === Chapter 2.2.4 --- Harvesting of earthworms --- p.35 === Chapter 2.2.5 --- "Chemical analysis of bedding material, wastes and worm tissues" --- p.37 === Chapter 2.2.6 --- Statistical analysis --- p.38 === Chapter 2.3 --- Results and Discussion --- p.38 === Chapter 2.3.1 --- Chemical properties of organic wastes and bedding material --- p.38 === Chapter 2.3.2 --- Heavy metal contents in bedding material and organic wastes --- p.41 === Chapter 2.3.3 --- Effects of organic wastes on worm growth --- p.43 === Chapter 2.3.4 --- Effects of organic wastes on protein contents and protein yields --- p.47 === Chapter 2.4 --- Conclusions --- p.49 === Chapter Chapter 3 --- "Effects of Soybean Waste, Pig Manure and Digested Sludge on the Quality of Worm Meal From Eisenia foetida and Pheretima asciatica" --- p.53 === Chapter 3.1 --- Introduction --- p.53 === Chapter 3.2 --- Materials and Methods --- p.59 === Chapter 3.2.1 --- Collection of materials --- p.59 === Chapter 3.2.2 --- Preparation of earthworms --- p.59 === Chapter 3.2.3 --- Experimental design and setup --- p.59 === Chapter 3.2.4 --- Harvesting of earthworms --- p.61 === Chapter 3.2.5 --- Chemical analysis of worm tissues --- p.61 === Chapter 3.2.6 --- Statistical analysis --- p.63 === Chapter 3.3 --- Results and Discussion --- p.63 === Chapter 3.3.1 --- Effects of wastes on worm growth --- p.63 === Chapter 3.3.2 --- Nutrient contents of earthworms from different wastes --- p.69 === Chapter 3.3.3 --- Heavy metal contents in earthworm tissues --- p.72 === Chapter 3.4 --- Conclusions --- p.81 === Chapter Chapter 4 --- Worm Meal as Protein Source for Fish Diet --- p.82 === Chapter 4.1 --- Introduction --- p.82 === Chapter 4.2 --- Materials and Methods --- p.85 === Chapter 4.2.1 --- Preparation of experimental diets --- p.85 === Chapter 4.2.2 --- Feeding experiment --- p.88 === Chapter 4.2.3 --- Chemical analysis --- p.90 === Chapter 4.2.4 --- Statistical analysis --- p.90 === Chapter 4.3 --- Results and Discussion --- p.90 === Chapter 4.3.1 --- Growth response --- p.90 === Chapter 4.3.1.1 --- Growth --- p.91 === Chapter 4.3.1.2 --- Mortality --- p.95 === Chapter 4.3.2 --- Tissue chemical composition --- p.95 === Chapter 4.3.2.1 --- Nutritional contents --- p.97 === Chapter 4.3.2.2 --- Heavy metal contents --- p.97 === Chapter 4.4 --- Conclusions --- p.99 === Chapter Chapter 5 --- Worm Worked Bedding as Potting Media for Plant Growth --- p.103 === Chapter 5.1 --- Introduction --- p.103 === Chapter 5.2 --- Materials and Methods --- p.106 === Chapter 5.2.1 --- Preparation of potting media --- p.106 === Chapter 5.2.2 --- Chemical analysis of potting media --- p.106 === Chapter 5.2.3 --- Plant growth experiment --- p.107 === Chapter 5.2.4 --- Tissue analysis --- p.109 === Chapter 5.2.5 --- Statistical analysis --- p.109 === Chapter 5.3 --- Results and Discussion --- p.109 === Chapter 5.3.1 --- Chemical properties of potting media --- p.109 === Chapter 5.3.2 --- Plant growth status --- p.114 === Chapter 5.3.3 --- Heavy metal contents in plant tissues --- p.119 === Chapter 5.4 --- Conclusions --- p.125 === Chapter Chapter 6 --- General Conclusions --- p.126 === References --- p.130