Organic materials and soil productivity:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | English |
| Veröffentlicht: |
Rome
Food and Agriculture Organization of the United Nations
1982
|
| Ausgabe: | 2. print. |
| Schriftenreihe: | FAO soils bulletin
35 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Literaturverz. S. 101 - 119 |
| Beschreibung: | VIII, 119 S. Ill., graph. Darst. |
| ISBN: | 9251005109 |
Internformat
MARC
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| 245 | 1 | 0 | |a Organic materials and soil productivity |c by W. Flaig ... Soil Resources Development and Conservation Service, Land and Water Development Division |
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Datensatz im Suchindex
| _version_ | 1804145476370432000 |
|---|---|
| adam_text | CONTENTS
Contents iii
List of Figures v
List of Tables vii
Acknowledgements viii
1. INTRODUCTION 1
1.1 Soil Constituents as Factors of Plant Production 1
1.2 Distribution of Soil Zones on the Continents 2
2. SOIL AS A SUBSTRATUM FOR PLANT PRODUCTION 5
2.1 Factors Affecting Soil Formation 5
2.2 Characteristics of Soil 6
2.2.1 Soil profile 8
2.2.2 Soil types 8
2.3 Man s Exploitation of Soil Fertility 10
3. BIOCHEMISTRY OF SOIL ORGANIC MATTER IN RELATION TO
SOIL PRODUCTIVITY 13
3.1 Formation of Soil Organic Matter 13
3.2 Influence of Soil Organic Matter on Plant Growth 16
3.3 Degradation of Plant Constituents (Straw) during Rotting 16
3.3-1 Lignin degradation 18
3.4- Microbial Synthesis of Phenols and their Participation in
the Formation of Humic Substances 19
3.5 Model Experiments on Straw Decomposition for Processes
occurring in Natural Conditions 21
3.6 Participation of Nitrogenous Compounds such as Proteins
and their Degradation Products in the Formation of Humic
Substances 23
3-7 Technical Products resembling Soil Organic Matter used
as Slow Release Nitrogen Fertilizers 24
3.8 Main Reactions during Formation of Humic Substances 25
3.9 The Influence of Mineral Soil Constituents on the Biochemistry
of Soil Organic Matter 28
3.10 Organic Compounds in Soil 29
3-11 Uptake, Transport and Transformation of Phenol Carboxylic
Acids (Lignin Degradation Products) in Plants 30
3.12 Influence of Phenolic Compounds on Enzymes in Soil 32
A. IMPORTANCE OF SOIL ORGANIC MATTER TO SOIL FERTILITY 35
4. 1 Soil Organic Matter as a Source of Plant Nutrients
especially Nitrogen 35
4.1.1 Effect of soil factors on nitrogen immobilization 37
4.1.2 Chemical nature of immobilized nitrogen 37
4.1.3 Plant recovery of immobilized nitrogen and other
elements 37
4.2 Contribution of Soil Organic Matter to Soil Fertility 38
4- ¦ 2.1 Effect of polymers in relation to soil fabric 39
4-2.2 Interactions between different biopolymers in soil 4-6
4.2.3 Influence of soil organic matter on soil conditions
by retention of certain agrochemicals 48
4.3 Influence of Soil Organic Matter on the Availability of Plant
Nutrients 49
4.4 Interrelationships between Organic and Mineral Fertilizers
in Soil Productivity 51
4-5 Biotic Nitrogen Fixation 54
4.5.1 A symbiotic fixation 55
4-5.2 Symbiotic fixation 55
4.5.3 S emi - symbioti c fixation 56
5. ORGANIC MATERIALS AS FERTILIZERS IN CROP PRODUCTION 57
5-1 Characteristics and Processing of Different Organic Materials
from Natural Sources 57
5.1.1 Animal manure 57
5.1.2 Night soil 69
5.1.3 Peat 72
5.2 Solid and Liquid Wastes 74
5.2.1 Definitions 74
5.2.2 Properties of solid waste, wastewater and sewage
sludge 76
5.2.3 Criteria for decisions in waste management 76
5.2.4 Land disposal or reutilization for crop production
* and soil conservation 77
5-2.5 Composts from solid waste: quality criteria 78
5-2.6 Land application of wastewater 82
5.2.7 Sewage sludge 84
5.2.8 Predominantly toxic compounds 88
5-2.9 Health considerations 89
6. ECONOMICS OF USING ORGANIC MATERIALS AS FERTILIZERS 91
6.1 The Economics of Using Organic Materials as Fertilizers 91
6.2 Potential and Economic Implications of Using Organic Materials
as Fertilizers in the Developing Countries 94
6-3 Suggestions for Further Research on the Economics of
Applying Organic Materials as Fertilizers 96
7- RECOMMENDATIONS AND CONCLUSIONS 97
7.1 Guidelines 97
7-2 Research 98
7.3 Extension 98
7-4 Education 98
7 • 5 Publications 98
7-6 International co-operation 98
7-7 Conclusions 99
REFERENCES 1O1
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| id | DE-604.BV026844447 |
| illustrated | Illustrated |
| indexdate | 2024-07-09T23:20:03Z |
| institution | BVB |
| isbn | 9251005109 |
| language | English |
| oai_aleph_id | oai:aleph.bib-bvb.de:BVB01-022373451 |
| oclc_num | 918237280 |
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| owner | DE-188 |
| owner_facet | DE-188 |
| physical | VIII, 119 S. Ill., graph. Darst. |
| publishDate | 1982 |
| publishDateSearch | 1982 |
| publishDateSort | 1982 |
| publisher | Food and Agriculture Organization of the United Nations |
| record_format | marc |
| series2 | FAO soils bulletin |
| spelling | Flaig, W. Verfasser aut Organic materials and soil productivity by W. Flaig ... Soil Resources Development and Conservation Service, Land and Water Development Division 2. print. Rome Food and Agriculture Organization of the United Nations 1982 VIII, 119 S. Ill., graph. Darst. txt rdacontent n rdamedia nc rdacarrier FAO soils bulletin 35 Literaturverz. S. 101 - 119 Organischer Stoff (DE-588)4203832-7 gnd rswk-swf Bodenfruchtbarkeit (DE-588)4007369-5 gnd rswk-swf Bodenfruchtbarkeit (DE-588)4007369-5 s Organischer Stoff (DE-588)4203832-7 s DE-604 Food and Agriculture Organization FAO soils bulletin 35 (DE-604)BV001896819 35 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=022373451&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Flaig, W. Organic materials and soil productivity Organischer Stoff (DE-588)4203832-7 gnd Bodenfruchtbarkeit (DE-588)4007369-5 gnd |
| subject_GND | (DE-588)4203832-7 (DE-588)4007369-5 |
| title | Organic materials and soil productivity |
| title_auth | Organic materials and soil productivity |
| title_exact_search | Organic materials and soil productivity |
| title_full | Organic materials and soil productivity by W. Flaig ... Soil Resources Development and Conservation Service, Land and Water Development Division |
| title_fullStr | Organic materials and soil productivity by W. Flaig ... Soil Resources Development and Conservation Service, Land and Water Development Division |
| title_full_unstemmed | Organic materials and soil productivity by W. Flaig ... Soil Resources Development and Conservation Service, Land and Water Development Division |
| title_short | Organic materials and soil productivity |
| title_sort | organic materials and soil productivity |
| topic | Organischer Stoff (DE-588)4203832-7 gnd Bodenfruchtbarkeit (DE-588)4007369-5 gnd |
| topic_facet | Organischer Stoff Bodenfruchtbarkeit |
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