Mapping and monitoring of quelea habitats in East Africa:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Berlin
Inst. für Geographie der Techn. Univ. Berlin
1993
|
| Schriftenreihe: | Berliner geographische Studien
37 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | Zugl.: Berlin, Techn. Univ., Diss. - Zsfassung in dt. Sprache |
| Beschreibung: | XII, 154 S. Ill., graph. Darst., Kt. Kt.-Beil. |
| ISBN: | 3798315604 |
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| 245 | 1 | 0 | |a Mapping and monitoring of quelea habitats in East Africa |c von Christoph Dreiser |
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Datensatz im Suchindex
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| adam_text | Titel: Mapping and monitoring of quelea habitats in East Africa
Autor: Dreiser, Christoph
Jahr: 1993
TABLE OF CONTENTS
1 INTRODUCTION 1
2 QUELEA: BIOLOGY, HABITATS, MIGRATION AND
MANAGEMENT 3
2.1 Biology and ecology 3
2.2 Distribution, migration patterns and habitats 6
2.2.1 DISTRIBUTION AND MIGRATION PATTERNS 6
2.2.2 QUELEA HABITATS IN THE COUNTRIES OF
EAST AFRICA 9
2.2.2.1 Sudan 9
2.2.2.2 Ethiopia 11
2.2.2.3 Somalia 14
2.2.2.4 Uganda 16
2.2.2.5 Kenya 16
2.2.2.6 Tanzania 17
2.3 Pest status and management 20
2.4 Conclusion 23
3 MAPPING SYSTEM 25
3.1 The rational behind the quelea habitat mapping
system 25
3.1.1 PREVIOUS STUDIES 25
3.1.2 REQUIREMENTS AND RESTRICTIONS 25
3.1.3 COMPUTER AIDED MAPPING 26
3.1.4 SURVEY METHODS 27
3.1.5 MAPPING SCALE AND MAP FORMAT 29
3.1.6 CARTOGRAPHIC PROJECTION 29
32 Procedure of map production 32
3.2.1 INPUT DATA COLLECTION 32
3.2.2 TOPOGRAPHIC INFORMATION INPUT 34
3.2.3 THEMATIC INFORMATION INPUT 35
3.2.4 FINAL EDITING AND MAP OUTPUT 35
3.3 Automated map production 35
3.3.1 THE TURBO PASCAL CONTROL PROGRAMS 36
3.3.2 THE MENU MAP 37
3.3.3 AutoLISP MACROS 41
3.3.4 AutoCAD MACROS 42
3.3.5 AutoCAD SCRIPT FILES 43
3.4 Results and conclusions 43
4 THE QUELEA MONITORING/FORECASTING SYSTEM 45
4.1 Previous studies 45
4.2 Data origin 46
4.2.1 QUELEA COLONY DATA 46
4.2.1.1 ODA archive data 47
4.2.1.2 Records of recent quelea projects 47
4.2.1.3 Data from sites visited during reconnaissance surveys 47
4.2.1.4 Records provided by plant protection services 48
4.2.2 REMOTE SENSING DATA 49
4.3 Data preparation 49
4.3.1 MISSING DATA SETS 49
4.3.2 CORRECTION OF ATMOSPHERIC
DISTURBANCES 50
4.3.2.1 Short term disturbances 50
4.3.2.2 Long term disturbances 51
4.4 Data analysis 52
4.4.1 ANALYZING CONCEPTS FOR TIME SEQUENCES 52
4.4.1.1 The growing season concept 52
4.4.1.2 The water balance model 53
4.4.1.3 The Vegetation Condition Index 54
4.4.1.4 Analysis tests for time sequences 56
4.4.2 THE DATA ANALYSIS PROGRAM
SEQUENCE.PAS 56
4.4.3 TIME SEQUENCE DATA AND QUELEA BREEDING
INITIATION 60
4.4.3.1 Sudan 60
4.4.3.2 Ethiopia 77
4.4.3.3 Somalia 92
4.4.3.4 Kenya 96
4.4.3.5 Tanzania 105
4.5 Conclusions 127
5 SUMMARY AND CONCLUSION 129
6 ABSTRACT 132
7 ZUSAMMENFASSUNG
132
8 LITERATURE 133
APPENDIX
Appendix A: Earth observation satellites 137
A-l NOAA satellite and sensor characteristics 137
A-l.l The NOAA satellite series 137
A-1.2 NOAA s orbit 137
A-1.3 AVHRR s characteristics 138
A-2 Meteosat 140
A-3 Landsat 142
A-4 SPOT 143
Appendix B: Monitoring of precipitation and vegetation by use of satellite
data 145
B-l Estimation of precipitation using Meteosat data 145
B-2 Monitoring of vegetation 145
B-2.1 Vegetation indices 146
B-2.2 Comparison of various vegetation indices 148
Appendix C: The ARTEMIS system
149
|
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| spelling | Dreiser, Christoph Verfasser aut Mapping and monitoring of quelea habitats in East Africa von Christoph Dreiser Berlin Inst. für Geographie der Techn. Univ. Berlin 1993 XII, 154 S. Ill., graph. Darst., Kt. Kt.-Beil. txt rdacontent n rdamedia nc rdacarrier Berliner geographische Studien 37 Zugl.: Berlin, Techn. Univ., Diss. - Zsfassung in dt. Sprache Zugl.: Berlin, Techn. Univ., Diss. 1993 u.d.T.: Dreiser, Christoph: Mapping and monitoring of migrant pest habitats with remote sensing data Kartering gtt Vogels gtt Woonplaatsen gtt Quelea quelea Habitations Africa, Eastern Blutschnabelweber (DE-588)4131544-3 gnd rswk-swf Bestandsaufnahme (DE-588)4144922-8 gnd rswk-swf Satellitenfernerkundung (DE-588)4224344-0 gnd rswk-swf Ostafrika (DE-588)4075722-5 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Ostafrika (DE-588)4075722-5 g Blutschnabelweber (DE-588)4131544-3 s DE-604 Bestandsaufnahme (DE-588)4144922-8 s Satellitenfernerkundung (DE-588)4224344-0 s DE-188 Berliner geographische Studien 37 (DE-604)BV002593858 37 HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=006188404&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Dreiser, Christoph Mapping and monitoring of quelea habitats in East Africa Berliner geographische Studien Kartering gtt Vogels gtt Woonplaatsen gtt Quelea quelea Habitations Africa, Eastern Blutschnabelweber (DE-588)4131544-3 gnd Bestandsaufnahme (DE-588)4144922-8 gnd Satellitenfernerkundung (DE-588)4224344-0 gnd |
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| title | Mapping and monitoring of quelea habitats in East Africa |
| title_auth | Mapping and monitoring of quelea habitats in East Africa |
| title_exact_search | Mapping and monitoring of quelea habitats in East Africa |
| title_full | Mapping and monitoring of quelea habitats in East Africa von Christoph Dreiser |
| title_fullStr | Mapping and monitoring of quelea habitats in East Africa von Christoph Dreiser |
| title_full_unstemmed | Mapping and monitoring of quelea habitats in East Africa von Christoph Dreiser |
| title_short | Mapping and monitoring of quelea habitats in East Africa |
| title_sort | mapping and monitoring of quelea habitats in east africa |
| topic | Kartering gtt Vogels gtt Woonplaatsen gtt Quelea quelea Habitations Africa, Eastern Blutschnabelweber (DE-588)4131544-3 gnd Bestandsaufnahme (DE-588)4144922-8 gnd Satellitenfernerkundung (DE-588)4224344-0 gnd |
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