Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Jülich
Forschungszentrum Jülich, Zentralbibliothek
2013
|
| Schriftenreihe: | Schriften des Forschungszentrums Jülich
Reihe Energie & Umwelt ; Bd. 162 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XII, 92 S. Ill., graph. Darst. 240 mm x 170 mm |
| ISBN: | 9783893368433 |
Internformat
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| 245 | 1 | 0 | |a Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils |c Bastian Niedrée |
| 264 | 1 | |a Jülich |b Forschungszentrum Jülich, Zentralbibliothek |c 2013 | |
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Datensatz im Suchindex
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|---|---|
| adam_text | IMAGE 1
CONTENTS
ABSTRACT I
KURZFASSUNG ILL
LIST OF FIGURES VIII
LIST OF TABLES XI
ABBREVIATIONS XII
1 GENERAL INTRODUCTION 1
2 FATE AND EFFECTS OF RADIONUCLIDES IN SOILS, STATE OF KNOWLEDGE 4
2.1 MICROBIAL FUNCTIONS IN AGRICULTURAL SOILS 4
2.2 THE RADIONUCLIDES LJ7CS AND 90SR, PHYSICAL CHARACTERISTICS 4
2.3 THE ROLE OF MICROORGANISMS FOR RETENTION AND TRANSPORT OF 137CS AND
90SR 6
2.4 RADIONUCLIDES IN FOREST ECOSYSTEMS AND AGRICULTURAL SOILS 9
2.5 EFFECTS OF RADIONUCLIDES ON MICROORGANISMS 10
2.5.1 RADIATION EFFECTS ON MICROBIAL COMMUNITIES 11
2.5.2 THE IMPACT OF IONIZING RADIATION ON MICROBIAL FUNCTIONS 14
2.6 THESIS OUTLINE 17
3 EFFECTS OF LOW LEVEL RADIOACTIVE CONTAMINATION AND STERILIZATION ON
THE DEGRADATION OF RADIOLABELED WHEAT STRAW 19
3.1 OBJECTIVES 19
3.2 INTRODUCTION 19
3.3 MATERIAL AND METHODS 21
3.3.1 EXPERIMENTAL SOIL 21
3.3.2 SOIL SAMPLING AND SAMPLE PREPARATION 21
3.3.3 APPLICATION OF STRAW AND RADIONUCLIDES 22
3.3.4 MICROCOSM SETUP 23
3.3.5 DGGE 23
3.4 RESULTS 25
3.4.1 DEGRADATION OF L4C-LABELED WHEAT STRAW 25
3.4.2 COMMUNITY COMPOSITION 27
3.4.3 DOC AND TN 29
3.5 DISCUSSION 30
3.5.1 RADIATION EFFECTS 30
3.5.2 SOIL TREATMENT EFFECTS 31
V
HTTP://D-NB.INFO/1031967982
IMAGE 2
3.6 CONCLUSIONS 33
3.7 SUPPLEMENTALY EXPERIMENT: MINERALIZATION OF WHEAT STRAW AND IMPACTS
ON MICROBIAL POPULATION IN DIFFERENTLY HEAT TREATED SOILS 34
4 DO CHERNOBYL-LIKE CONTAMINATIONS WITH L37CS AND 90SR AFFECT THE
MICROBIAL
COMMUNITY, THE FUNGAL BIOMASS AND THE COMPOSITION OF SOIL ORGANIC MATTER
IN SOIL? 38
4.1 OBJECTIVES 38
4.2 INTRODUCTION 38
4.3 MATERIAL AND METHODS 41
4.3.1 SOIL CHARACTERIZATION 41
4.3.2 SOIL STERILIZATION AND REINOCULATION 41
4.3.3 MICROCOSM SETUP 42
4.3.4 APPLICATION OF WHEAT STRAW AND RADIONUCLIDES 42
4.3.5 DENATURING GRADIENT GEL ELECTROPHORESIS 43
4.3.6 EXTRACTION AND QUANTIFICATION OF ERGOSTEROL 44
4.3.7 NMR SAMPLE PREPARATION 45
4.3.8 SOLID STATE NMR SPECTROSCOPY 45
4.4 RESULTS 47
4.4.1 MICROBIAL COMMUNITY 47
4.4.2 DEVELOPMENT OF THE FUNGAL BIOMASS 48
4.4.3 DOC. IN AND PIT 49
4.4.4 COMPOSITION OF THE SOIL ORGANIC MATTER 50
4.5 DISCUSSION 53
4.5.1 DEVELOPMENT OF THE MICROBIAL COMMUNITY 53
4.5.2 DEVELOPMENT OF THE.FUNGAL BIOMASS 54
4.5.3 COMPOSITION OF THE SOIL ORGANIC MATTER 56
4.6 CONCLUSIONS 58
5 RADIATION INDUCED IMPACTS ON THE DEGRADATION OF 2,4-D AND THE
MICROBIAL
POPULATION IN SOIL MICROCOSMS 59
5.1 OBJECTIVES 59
5.2 INTRODUCTION 59
5.3 MATERIAL AND METHODS 60
5.3.1 SOIL SAMPLING AND SAMPLE PREPARATION 60
5.3.2 APPLICATION OF 2,4-D AND RADIONUCLIDES 61
5.3.3 MICROCOSM SETUP 62
5.3.4 DENATURING GRADIENT GEL ELECTROPHORESIS 62
5.3.5 STATISTICAL ANALYSES 63
VI
IMAGE 3
5.4 RESULTS 63
5.4.1 MINERALIZATION OF 2,4-D 63
5.4.2 COMMUNITY COMPOSITION 66
5.5 DISCUSSION 69
5.5.1 MINERALIZATION OF 2,4-D 69
5.5.2 COMMUNITY COMPOSITION 71
5.6 CONCLUSIONS AND OUTLOOK 72
6 FINAL REMARKS 74
6.1 GENERAL CONCLUSIONS 74
6.2 OUTLOOK 77
7 REFERENCES 78
8 APPENDIX 89
DANKSAGUNG 92
VLL
|
| any_adam_object | 1 |
| author | Niedrée, Bastian |
| author_GND | (DE-588)1032033207 |
| author_facet | Niedrée, Bastian |
| author_role | aut |
| author_sort | Niedrée, Bastian |
| author_variant | b n bn |
| building | Verbundindex |
| bvnumber | BV040970168 |
| ctrlnum | (OCoLC)844083744 (DE-599)DNB1031967982 |
| dewey-full | 631.417 |
| dewey-hundreds | 600 - Technology (Applied sciences) |
| dewey-ones | 631 - Techniques, equipment & materials |
| dewey-raw | 631.417 |
| dewey-search | 631.417 |
| dewey-sort | 3631.417 |
| dewey-tens | 630 - Agriculture and related technologies |
| discipline | Allgemeine Naturwissenschaft Agrar-/Forst-/Ernährungs-/Haushaltswissenschaft / Gartenbau |
| format | Thesis Book |
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| id | DE-604.BV040970168 |
| illustrated | Illustrated |
| indexdate | 2024-07-10T00:36:29Z |
| institution | BVB |
| isbn | 9783893368433 |
| language | English |
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| physical | XII, 92 S. Ill., graph. Darst. 240 mm x 170 mm |
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| series2 | Schriften des Forschungszentrums Jülich : Reihe Energie & Umwelt |
| spelling | Niedrée, Bastian Verfasser (DE-588)1032033207 aut Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils Bastian Niedrée Jülich Forschungszentrum Jülich, Zentralbibliothek 2013 XII, 92 S. Ill., graph. Darst. 240 mm x 170 mm txt rdacontent n rdamedia nc rdacarrier Schriften des Forschungszentrums Jülich : Reihe Energie & Umwelt Bd. 162 Zugl.: Bonn, Univ., Diss., 2012 Strontium-90 (DE-588)4249542-8 gnd rswk-swf Cäsium-137 (DE-588)4147153-2 gnd rswk-swf Mikroflora (DE-588)4169816-2 gnd rswk-swf Ackerboden (DE-588)4141296-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Ackerboden (DE-588)4141296-5 s Mikroflora (DE-588)4169816-2 s Cäsium-137 (DE-588)4147153-2 s Strontium-90 (DE-588)4249542-8 s DE-604 Schriften des Forschungszentrums Jülich Reihe Energie & Umwelt ; Bd. 162 (DE-604)BV023393979 162 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=025948369&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Niedrée, Bastian Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils Schriften des Forschungszentrums Jülich Strontium-90 (DE-588)4249542-8 gnd Cäsium-137 (DE-588)4147153-2 gnd Mikroflora (DE-588)4169816-2 gnd Ackerboden (DE-588)4141296-5 gnd |
| subject_GND | (DE-588)4249542-8 (DE-588)4147153-2 (DE-588)4169816-2 (DE-588)4141296-5 (DE-588)4113937-9 |
| title | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils |
| title_auth | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils |
| title_exact_search | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils |
| title_full | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils Bastian Niedrée |
| title_fullStr | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils Bastian Niedrée |
| title_full_unstemmed | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils Bastian Niedrée |
| title_short | Effects of 137Cs and 90Sr on structure and functional aspects of the microflora in agricultural used soils |
| title_sort | effects of 137cs and 90sr on structure and functional aspects of the microflora in agricultural used soils |
| topic | Strontium-90 (DE-588)4249542-8 gnd Cäsium-137 (DE-588)4147153-2 gnd Mikroflora (DE-588)4169816-2 gnd Ackerboden (DE-588)4141296-5 gnd |
| topic_facet | Strontium-90 Cäsium-137 Mikroflora Ackerboden Hochschulschrift |
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| volume_link | (DE-604)BV023393979 |
| work_keys_str_mv | AT niedreebastian effectsof137csand90sronstructureandfunctionalaspectsofthemicroflorainagriculturalusedsoils |