Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | German |
| Veröffentlicht: |
Bayreuth
Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth
1994
|
| Schriftenreihe: | Bayreuther bodenkundliche Berichte
37 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zsfassung in dt., engl. und franz. Sprache |
| Beschreibung: | 178 S. graph. Darst. |
Internformat
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| 245 | 1 | 0 | |a Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |c Götz Schroth |
| 246 | 1 | 3 | |a Above- and below-ground interactions in alley cropping with Giricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| 264 | 1 | |a Bayreuth |b Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth |c 1994 | |
| 300 | |a 178 S. |b graph. Darst. | ||
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| 490 | 1 | |a Bayreuther bodenkundliche Berichte |v 37 | |
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Datensatz im Suchindex
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|---|---|
| adam_text |
Titel: Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventi
Autor: Schroth, Götz
Jahr: 1994
3
Contents
List of tables 1
List of figures 9
I. Introduction 11
II. Study site and Methods 17
Location and climate 17
Experimental plots and treatments 18
Efficiency of hedgerowrow root confinement 23
Field crops 24
Hedgerow pruning and biomass determination 26
Biomass and nutrient content of dry season vegetation 27
Root studies 28
Root sampling and processing 28
Calculation of root turnover 29
Microclimatic measurements 31
Plant analysis 32
Soil analysis 33
Statistical analysis 33
III. Results and Discussion 36
Section II1.1 : Development of soil fertility parameters 36
Development of soil fertility in the cropped parts of the systems 36
Initial heterogeneity 36
4
General trends 36
Effects of fertilization 39
Effects of cropping system, mulch and root barriers 39
Development of soil fertility in the alleys and under the hedgerows
Conclusions
Section III.2: Above- and below-ground biowss dynamics in alley
cropping and sole cropping systeas
Initial soil conditions
Cropping cycle and development of above- and below-ground biomass
Root mass development in the cropped parts of alley
cropping and sole cropping systems 46
Development of below-ground biomass under the hedge-
rows 53
Balancing transfers estimation of fine root turnover
Possible errors in root turnover estimates
Role of root turnover in comparison to above-ground dry matter
production for carbon cycling
Conclusions
Section III.3: Dynamics of root length density in alley cropping
and sole cropping systeas
Root characteristics of different plant species and their ecological
implications
Development of root length density during the study period and
effects of hedgerow integration
Root length densities in cropped areas 70
Root length densities under the hedgerows 75
41
41
45
45
46
56
59
62
M
66
66
70
5
Effects of hedgerows on root length density at low crop
and weed development 76
Conclusions
Section III.4: Dynamics of dry matter production and nutrient
composition of Gliricidia sepium hedgerows and spontaneous dry
season vegetation
Tree mortality
Dry matter production of the hedgerows
Nutrient contents of the Gliricidia prunings
Effects of fertilization and root barriers
Nutrient applications to the field crops in Gliricidia mulch
Biomass and nutrient accumulation in hedgerows and spontaneous
vegetation during the dry season
Conclusions
Section III.5: Effects of alley cropping, mulching and
fertilization on crop yields, crop nutrition, microclimate and tree-
crop interface processes
Weather conditions and yield level
Treatment effects on crop yields
Effects of treatments on crop yields in the central part
of the alleys 103
Effect of treatments on foliar nutrient levels of rice and maize
Rice 110
Maize 113
m
80
80
80
84
88
89
94
sa
100
100
102
110
Modification of the microclimate by the hedgerows
Radiation 115
114
6
Potential évapotranspiration (ETP) and soil water
content 117
Effects of agroforestry and mulching on groundnut diseases
Processes at the tree-crop interface and tree competition
Conclusions
Section III.6: General discussion of the cropping systea
Probable effects of wider alleys on different crop
species 131
Soil fertility aspects 133
Suitability of Gliricidia sepium for agroforestry
associations 134
Conclusions
Suwmary
ZusaMenfassung
Resuaé
Acknowledgements
IV. References
Annexes 1-3
121
123
126
129
136
138
145
153
163
164
176 |
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| discipline | Biologie Agrarwissenschaft Pflanzenbau Geographie |
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| id | DE-604.BV009974841 |
| illustrated | Illustrated |
| indexdate | 2024-08-23T00:10:23Z |
| institution | BVB |
| language | German |
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| publishDateSearch | 1994 |
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| publisher | Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth |
| record_format | marc |
| series | Bayreuther bodenkundliche Berichte |
| series2 | Bayreuther bodenkundliche Berichte |
| spelling | Schroth, Götz Verfasser aut Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Götz Schroth Above- and below-ground interactions in alley cropping with Giricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Bayreuth Lehrstuhl für Bodenkunde und Bodengeographie der Univ. Bayreuth 1994 178 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Bayreuther bodenkundliche Berichte 37 Zsfassung in dt., engl. und franz. Sprache Zugl.: Bayreuth, Univ., Diss., 1994 Gliricidia sepium (DE-588)4298390-3 gnd rswk-swf Regenwald (DE-588)4131965-5 gnd rswk-swf Alley cropping (DE-588)4273788-6 gnd rswk-swf Westafrika (DE-588)4079203-1 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Westafrika (DE-588)4079203-1 g Regenwald (DE-588)4131965-5 s Gliricidia sepium (DE-588)4298390-3 s Alley cropping (DE-588)4273788-6 s DE-604 Bayreuther bodenkundliche Berichte 37 (DE-604)BV049679111 37 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=006610140&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Schroth, Götz Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Bayreuther bodenkundliche Berichte Gliricidia sepium (DE-588)4298390-3 gnd Regenwald (DE-588)4131965-5 gnd Alley cropping (DE-588)4273788-6 gnd |
| subject_GND | (DE-588)4298390-3 (DE-588)4131965-5 (DE-588)4273788-6 (DE-588)4079203-1 (DE-588)4113937-9 |
| title | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| title_alt | Above- and below-ground interactions in alley cropping with Giricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| title_auth | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| title_exact_search | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| title_full | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Götz Schroth |
| title_fullStr | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Götz Schroth |
| title_full_unstemmed | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone Götz Schroth |
| title_short | Above and below ground interactions in alley cropping with Gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the West African rainforest zone |
| title_sort | above and below ground interactions in alley cropping with gliricidia sepium as compared to conventional and mulched sole cropping on a high base status soil in the west african rainforest zone |
| topic | Gliricidia sepium (DE-588)4298390-3 gnd Regenwald (DE-588)4131965-5 gnd Alley cropping (DE-588)4273788-6 gnd |
| topic_facet | Gliricidia sepium Regenwald Alley cropping Westafrika Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=006610140&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV049679111 |
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