Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand:
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| Format: | Buch |
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Bayreuth
Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth
2001
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| Schriftenreihe: | Bayreuther bodenkundliche Berichte
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| Beschreibung: | XXXIV, 105 S. graph. Darst. |
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| 100 | 1 | |a Möller, Andreas |e Verfasser |4 aut | |
| 245 | 1 | 0 | |a Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand |c Andreas Möller |
| 264 | 1 | |a Bayreuth |b Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth |c 2001 | |
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Datensatz im Suchindex
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Titel: Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thaila
Autor: Möller, Andreas
Jahr: 2001
Contents
Contents.i
List of Tables.vii
List of Figures.viii
List of Abbreviations.xi
Acknowledgments.xiii
Summary.xiv
Ausfuhrliche deutsche Zusammenfassung.xvii
1 Allgemeine Einleitung.xvii
1.1 Sozialer und okonomischer Hintergrund.xvii
1.2 Organische Bodensubstanz.xviii
1.3 Ziele.xix
1.4 Methodischer Ansatz.xx
2 Material und Methoden.xxi
2.1 Untersuchungsgebiet.xxi
2.2 Chemische Basisparameter.xxii
2.3 13C-NMR-Spektroskopie.xxii
2.4 31P-NMR-Spektroskopie.xxii
2.5 Ligninbiirtige Phenole.xxiii
2.6 Kohlenhydrate.xxiH
2.7 Aminozucker.xxiH
2.8 Schwsfetfraktionlerung_.------------------------xxiii
2.9 Fraktioniening geldsten organischen Kohtenstoffs und Sttckstoffs------xxiH
510 Statistik . . .„.„ .xxiv
3 Ergebnisse und Diskussion.xxiv
3.1 Vergleich der Formen organischen C und P in alkalischen
Bodenextrakten mittels L6sung-13C- und 31P-NMR Spektroskopie.xxiv
3.2 Zusammensetzung und Transformation der organischen Substanz in
den tropischen Hochiandem von Nordthailand.xxv
3.3 Schwefelformen im Boden und alkalischen Bodenextrakten im
tropischen Bergwalddkosystem Nordthailands.xxvi
3.4 Geldster organischer Kohlenstoff und Stickstoff in Niederschlag,
Bestandesniederschlag, Bodenlosung und Abfluss kleiner
Wassereinzugsgebiete des tropischen Hochlands im Nordthailands.xxvii
4 Zusammenfassende Schlussfolgerungen.xxviii
4.1 Methodische Aspekte.xxviii
4.2 Zusammensetzung und Transformation organischen Kohlenstoffs im
Boden und assoziierter NShrstoffe im Zuge des Abbaus organischer
Substanz in Boden des tropischen Hochlands in Nordthailand.xxix
4.3 Einfluss der Vegetation und der Landnutzung.xxxi
5 Zitierte Literatur.xxxii
1 General introduction.1
1.1 Social and economical background.1
1.2 Soil organic matter.2
1.3 General objectives.3
1.4 Concept of the study.4
1.5 References.6
2 Forms of organic C and P extracted from tropical
soils as assessed by liquid-state 13C- and 31P-NMR
spectroscopy.7
2.1 Abstract.7
2.2 Introduction.„.8
2.3 Material and methods.9
2.3.1 Site description.9
2.3.2 Soil characterization.10
2.3.3 Nuclear Magnetic Resonance Measurements.11
2.3.4 Statistics.12
2.4 Results and discussion.12
2.4.1 Chemical soil properties.12
2.4.2 "C-NMR spectroscopy.14
2.4.3 31P-NMR spectroscopy.22
2.4.4 Linkages between carbon and phosphorus transformation.23
2.5 Conclusions.27
2.6 References.28
3 Soil organic matter composition and transformation
in the tropical highlands of northern Thailand.33
3.1 Abstract.33
3.2 Introduction.34
3.3 Materials and methods.36
3.3.1 Site description and sampling.36
3.3.2 Chemical analyses.36
3.3.3 Statistics.37
3.4 Results and discussion.38
3.4.2 Ugnin compounds and transformation in the forest floor layers and
3.4.3 Carbohydrate signature.44
3.4.4 Amino sugars.46
3.4.5 Structural composition of soil organic matter.50
3.5 Summary and Conclusions.57
3.6 References.58
4 Sulfur forms in bulk soils and alkaline soil extracts
of tropical mountain ecosystems in northern
Thailand.63
4.1 Abstract.63
4.2 Introduction.64
4.3 Material and methods.65
4.3.1 Site description.65
4.3.2 Sampling and basic analyses.66
4.3.3 Sulfur fracnbnation.66
4.3.4 Extraction of soil organic matter.68
4.3.5 Statistics.68
4.4 Results and discussion.68
4.4.1 Sulfur fractions and pool sizes.68
4.4.1.1 Total S.68
4.4.12 Organic S.69
4.4.1.3 Inorganics.71
4.4.2 influence of vegetation and S availability on the status and forms of S.72
4.4.2.1 Organic layers.72
4.4.2.2 Mineral soil.73
4.4.3 NaOH-extracts.75
4.5 Conclusions.79
4.6 References.80
5 Dissolved organic carbon and nitrogen in
precipitation, throughfall, soil solution and stream
water of small water catchments in the tropical
highlands of northern Thailand.85
5.1 Abstract.85
5.2 Introduction.86
5.3 Material and methods.87
5.3.1 Site Description.87
5.3.2 Sample collection and analyses.89
5.3.3 Statistics.90
5.4 Results.90
5.4.1 Dissolved organic carbon.90
5.4.2 Dissolved inorganic and organic nitrogen.92
5.5 Discussion.95
5.6 References.99
6 General conclusions.103
6.1 Methodological aspects.103
6.2 The nature and transformation of soil organic C and associated
nutrients during decomposition of soil organic matter in soils of
the tropical highland in northern Thailand.103
6.3 Influence of vegetation and land use.104
List of Tables
Table 1. Description of selected chemical properties of the
investigated soil profiles.13
Table 2. 13C- and 31P-NMR chemical shift ranges and signal
response.15
Table 3. Significant correlations for solution 13C- and 31P-NMR
results and relevant chemical soil properties within
the mineral horizons of the three forest plots.26
Table 4. Carbon and Nitrogen contents in the investigated soil
profiles.39
Table 5. Ratios of VSC-lignin to total N of the area
representative samples.41
Table 6. Ratios of amino-sugar-N to total N of the area
representative samples.49
Table 7. Correlations between specific wet chemical analyses
of the bulk soil samples and the NaOH extracts of
representative soil profiles (A) of the forest sites.50
Table 8. Correlations between the wet chemical analyses on
bulk soils samples and spectral regions of solution
t3C- NMR of NaOH extracts of forest soil profiles (A).53
Table 9. Selected chemical properties of the investigated soils.67
Table 10. Correlations between S fractions in the bulk soil
samples and the NaOH extracts of representative soil
profiles of the four sites.77
Table 11. Correlations between the S fractions and solution 13C-
NMR spectral regions on NaOH extracts of topsoil
horizons.78
Table 12. Selected chemical properties of the investigated soils.88
List of Figures
Figure 1.
Figure 2.
Figure 3.
Figure 4.
Figure 5.
Figure 6.
Figure 7.
Figure 8.
Figure 9.
Figure 10.
Area and soil map of the study sites at Khun Sathan,
northern Thailand (PF: primary forest; SF: secondary
forest; RF: Pinus reforestation; CC: cabbage cultivation).9
Solution 13C- and 31P-NMR spectra of dialyzed
alkaline extracts obtained from the soil profile at the
Pinus reforestation.16
Solution 13C- and 31P-NMR spectra of dialyzed
alkaline extracts obtained from the soil profile at the
secondary forest.17
Solution 13C- and 31P-NMR spectra of dialyzed
alkaline extracts obtained from the soil profile at the
primary forest.18
Solution 13C- and 3'P-NMR spectra of dialyzed
alkaline extracts obtained from the soil profile at the
cabbage cultivation.19
Solution 13C-NMR spectra with 10 Hz line broadening
of dialyzed alkaline extracts obtained from selected
subsoil horizons of the primary forest (PF) soils. In
addition, the spectrum of a dialyzed alkaline extract of
a topsoil with addition of a mellitic acid standard is
given.21
Dendrogram of the hierarchical distribution of the
composition of alkaline-extractable soil organic matter
according to 13C- and 31P-NMR according to cluster
analysis with unweighted pair-group average linkage.24
Carbon and Nitrogen contents and OC to TN ratios of
area-representative bulk soil samples of the different
land-use systems in northern Thailand (Bars indicate
standard deviations; n = 3).38
VSC-lignin of area-representative bulk soil samples of
the different land-use systems in northern Thailand
(Bars indicate standard deviations; n = 3).41
Depth distribution of VSC-lignin of bulk soil samples
of different land-use systems in northern Thailand.43
Figure 11. Carbohydrates of area-representative bulk soil
samples of the different land-use systems in northern
Thailand. (Bars indicate standard deviations; n = 3).44
Figure 12. Depth distribution of Carbohydrates of bulk soil
samples and NaOH-extracts of different land-use
systems in northern.45
Figure 13. Amino sugars of area-representative bulk soil
samples of the different land-use systems in northern
Thailand. (Bars indicate standard deviations; n = 3).47
Figure 14. Depth distribution of amino sugars of bulk soil
samples of different land-use systems in northern
Thailand.48
Figure 15. Depth distribution of VSC-lignin of bulk soil samples
and NaOH-extracts of different land-use systems in
northern Thailand.51
Figure 16. Depth distribution of amino sugars of bulk soil
samples and NaOH-extracts of different land-use
systems in northern Thailand.52
Figure 17. Depth distribution of non-cellulosic carbohydrates of
bulk soil samples of different land-use systems in
northern Thailand.54
Figure 18. Relationship between O-alkyl C and amino sugars (g
kg"1 soil organic C) with progressive decomposition
following soil depth of the forest sites, northern
Thailand.55
Figure 19. Depth distribution of S fractions in bulk soil samples
from representative profiles of different land-use
systems in northern Thailand.70
Figure 20. Sulfur fractions in area-representative bulk soil
samples of the different land-use systems in northern
Thailand. Bars indicate standard deviations (n = 3).71
Figure 21. Average depletion of the different S fractions in
topsoils of different land-use systems relative to a
primary forest in northern Thailand. Bars indicate the
standard error (n = 5); SF, secondary forest; RF,
reforestation; CC, cabbage cultivation.74
Figure 22.
Figure 23.
Figure 24.
Figure 25.
Figure 26.
Figure 27.
Figure 28.
Depth distribution of S fractions of bulk soil samples
and NaOH-extracts of different land-use systems in
northern Thailand.
Monthly precipitation and evaporation (mm) at the
site under study in mountains of northern Thailand.
Plot profiles of the mean concentration (mg L"1) and
standard error (n = 8) for the rainy season 1998 of
total dissolved organic C (DOC™,). hydrophiHc and
hydrophobe fractions (DOChxm and DOCh^m) of
three forest sites and a cabbage cultivation in
northern Thailand.
.76
.89
.91
Plot profiles of me hydrophWc and hydrophobic
dissolved organic C fractions (DOCmom and
DOChoom) in percent of total dissolved organic C of
three forest sites and a cabbage cultivation in
northern Thailand.
.93
Plot profiles of the mean concentration (mg L ) and
standard error (n = 8) for the rainy season 1998 of
total N (TN), dissolved organic N (DON), nitrate +
nitrite (NO3 ? NO2) and ammonium (NH/) of three
forest sites and a cabbage cultivation in northern
Thailand.94
Plot profiles of the mean concentration (mg L"1) and
standard error (r = 8) for the rainy season 1998 of
total dissolved organic N (DONnu), hydrophilic and
hydrophobtc fractions (DOIVjm and DONhoom) of
three forest sites and a cabbage cultivation in
northern Thailand.94
Ptot profiles of the hydrophilic and hydrophobic
dissolved organic N fractions (DONhom and
DONhdom) n percent of total dissolved organic N of
three forest sites and a cabbage cultivation in
northern Thailand.90 |
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| series2 | Bayreuther bodenkundliche Berichte |
| spelling | Möller, Andreas Verfasser aut Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand Andreas Möller Bayreuth Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth 2001 XXXIV, 105 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Bayreuther bodenkundliche Berichte 76 Hochland (DE-588)4160159-2 gnd rswk-swf Humus (DE-588)4160800-8 gnd rswk-swf Thailand Nord (DE-588)4059674-6 gnd rswk-swf Thailand Nord (DE-588)4059674-6 g Hochland (DE-588)4160159-2 s Humus (DE-588)4160800-8 s DE-604 Bayreuther bodenkundliche Berichte 76 (DE-604)BV049679111 76 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=009565300&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Möller, Andreas Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand Bayreuther bodenkundliche Berichte Hochland (DE-588)4160159-2 gnd Humus (DE-588)4160800-8 gnd |
| subject_GND | (DE-588)4160159-2 (DE-588)4160800-8 (DE-588)4059674-6 |
| title | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand |
| title_auth | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand |
| title_exact_search | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand |
| title_full | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand Andreas Möller |
| title_fullStr | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand Andreas Möller |
| title_full_unstemmed | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand Andreas Möller |
| title_short | Soil organic matter and organic nutrient transformation in soils of the highlands of Northern Thailand |
| title_sort | soil organic matter and organic nutrient transformation in soils of the highlands of northern thailand |
| topic | Hochland (DE-588)4160159-2 gnd Humus (DE-588)4160800-8 gnd |
| topic_facet | Hochland Humus Thailand Nord |
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