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| Pakistan Research Repository | Home |
Title of Thesis |
| Author(s) Imran Hashmi |
| Institute/University/Department Details University Of Karachi/ Institute Of Environmental Studies |
| Session 2000 |
| Subject Environmental Studies |
| Number of Pages 231 |
| Keywords (Extracted from title, table of contents and abstract of thesis) hazardous waste, microbiological transformations, biological waste treatment, pesticides, pesticides contamination, sludge system |
Abstract |
| Download Full Thesis |  2193.75 KB |
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| S. No. | Chapter | Title of the Chapters | Page | Size (KB) |
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| 1 | 0 | Contents | 214.07 KB |
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| 2 | 1 | Summary | 1 | 47.39 KB |
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| 3 | 2 | Introduction | 6 | 85.85 KB |
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| 4 | 3 | Review Of Literature | 14 | 520.21 KB |
| 3.1 | Pesticide | 14 | ||
| 3.2 | History Of Pesticides | 15 | ||
| 3.3 | Classes Of Pesticides | 16 | ||
| 3.4 | Sources Of Pesticides Contamination | 18 | ||
| 3.5 | Health Effects Of Pesticides | 18 | ||
| 3.6 | Pesticides Pollution In Pakistan Microbial Transformations Of Pesticides | 29 | ||
| 3.7 | Degradation Of Pesticides By Microorganisms | 34 | ||
| 3.8 | Metabolism Of Pesticides | 36 | ||
| 3.9 | Pesticides And Environment | 38 | ||
| 3.10 | Pesticides Bioaccumulation | 39 | ||
| 3.11 | Pesticide Used In The Present Study | 42 | ||
| 3.12 | Wastewater | 50 | ||
| 3.13 | Wastewater Managment | 52 | ||
| 3.14 | Wastewater Treatment Systems | 52 | ||
| 3.15 | Purpose Of Treating Wastewater | 54 | ||
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| 5 | 4 | Materials And Methods | 69 | 245.59 KB |
| 4.1 | Pesticide Used | 69 | ||
| 4.2 | Isolation And Maintenance Of 69 Malathion Degrading Bacterial Culture | 71 | ||
| 4.3 | Selection Of Optimum Concentration Of Malathion And Characterization | 71 | ||
| 4.4 | Identification And Characterization Of Bactrerial Culture | 71 | ||
| 4.5 | Morphological Characters | 71 | ||
| 4.6 | Cultural Characterization | 71 | ||
| 4.7 | Biochemical Characterization | 72 | ||
| 4.8 | Growth Kinetics Studies Of Malathion Degrading Bacterial Culture Preparation Of The Medium | 73 | ||
| 4.9 | Preparation Of The Inoculum | 74 | ||
| 4.10 | Determination Of The Viable Count | 74 | ||
| 4.11 | Growth Kinetic Studies In Shaking Water Bath | 76 | ||
| 4.12 | Growth Kinentic Studies In Biosimulator | 76 | ||
| 4.13 | Malathion Degradation Studies | 76 | ||
| 4.14 | Malathion Degradation Studies In Shaking Water Bath | 76 | ||
| 4.15 | High Pressure Liquid Chromatography (Hplc) Calibration Of The Instrumnet | 82 | ||
| 4.16 | Malathion Degradation Studies In Biosimulator | 83 | ||
| 4.17 | Design And Operation Of Biosimulator (Activated Sludge System) | 86 | ||
| 4.18 | Physical Parameters | 87 | ||
| 4.19 | Chemical Parameters | 87 | ||
| 4.20 | Preparation Of Standard Curve And Standardization Of Technique | 88 | ||
| 4.21 | Malathion Metabolites | 88 | ||
| 4.22 | Statistical Analysis | 88 | ||
| 4.23 | Description Of Statistical Analysis Used In The Present Study | 88 | ||
| 4.24 | Data Employed Regression Studies | 92 | ||
| 4.25 | Cause And Effect Relationship In Regression Studies | 92 | ||
| 4.26 | Regression Assumptions | 92 | ||
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| 6 | 5 | Results And Discussion | 95 | 679.7 KB |
| 5.1 | Isolation And Study Of Bacterial Culture Fro Malathion Degradation | 95 | ||
| 5.2 | Identification And Characterization Of Bacterial Cuture | 95 | ||
| 5.3 | Morphological Characteristics | 96 | ||
| 5.4 | Microscopy | 96 | ||
| 5.5 | Cultural And Biochemical Characteristics | 96 | ||
| 5.6 | Growth Kinetic Studies In Shaking Water Bath | 99 | ||
| 5.7 | Growth Kinetics Studies The Biosimulator | 104 | ||
| 5.8 | Growth Kinetics Of Ies-Ps-1 In Sterile Diluted (1:10) Nutrient Broth (Low Cod Value) Using Biosimulator | 107 | ||
| 5.9 | Performance Evalustion Of The Biosimulator | 110 | ||
| 5.10 | The Biosimulator | 110 | ||
| 5.11 | Physical Performance | 110 | ||
| 5.12 | Chemical Performance | 110 | ||
| 5.13 | Malathion Degradation Studies | 125 | ||
| 5.14 | Malathion Degradation Studies In Shaking Water Bath | 125 | ||
| 5.15 | Malathion Degradation Studies In The Biosimulator (Continuous Cultivation) | 134 | ||
| 5.16 | Physical Performance | 135 | ||
| 5.17 | Chemical Performance | 135 | ||
| 5.18 | Comparison Of Do Levels In The Biosimulator | 162 | ||
| 5.19 | Economics Of Degradation | 165 | ||
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| 7 | 6 | Statistical Analysis And Development Of Multiple Regression Models | 168 | 381.29 KB |
| 6.1 | Principal Component Analysis (Pca) | 168 | ||
| 6.2 | Data Set | 168 | ||
| 6.3 | Results Of Pca | 169 | ||
| 6.4 | Conclusion | 181 | ||
| 6.5 | Future Suggestions And Research Prospects | 204 | ||
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| 8 | 7 | References | 205 | 310.89 KB |
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