Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS:
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
2002
|
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XVII, 196 S. Ill., graph. Darst., Kt. 1 CD-ROM |
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| 100 | 1 | |a Oppelt, Natascha |d 1970- |e Verfasser |0 (DE-588)124192475 |4 aut | |
| 245 | 1 | 0 | |a Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS |c von Natascha Oppelt |
| 264 | 1 | |c 2002 | |
| 300 | |a XVII, 196 S. |b Ill., graph. Darst., Kt. |e 1 CD-ROM | ||
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| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 502 | |a München, Univ., Fak. für Geowiss., Diss., 2002 | ||
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Datensatz im Suchindex
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TABLE OF CONTENTS
-1 -
TABLE OF CONTENTS
TABLE OF CONTENTS.I
LIST OF FIGURES.V
LIST OF TABLES.XI
LIST OF ABBREVIATIONS.XIV
ACKNOWLEDGEMENTS.XVI
1 INTRODUCTION.1
1.1 HYPERSPECTRAL REMOTE SENSING AND IMAGING SPECTROMETRY.5
1.2 IMPORTANCE OF CHLOROPHYLL AND NITROGEN.8
2 AVIS - THE AIRBORNE VISIBLE/NEAR INFRARED IMAGING SPECTROMETER.10
2.1 SYSTEM DESCRI PTION. 10
2.1.1 CAMERA UNIT.11
2.1.1.1 SPECTROGRAPH.12
2.1.1.2 CAMERA.13
2.1.1.3 LENS.16
2.1.1.4 FILTER.16
2.1.2 STORAGE UNIT.18
2.1.2.1 PERSONAL COMPUTER. 18
2.1.2.2 DIFFERENTIAL GPS (DGPS).18
2.2 RADIOMETRIC PROPERTIES.19
2.2.1 DARK CURRENT.19
2.2.2 HOMOGENEITY OF THE CCD ARRAY.21
2.3 SPECTRAL PROPERTIES.23
2.3.1 SPECTRAL RESOLUTION.23
2.3.2 SPECTRAL SAMPLING INTERVAL.24
2.3.3 CENTRE WAVELENGTHS.24
2.4 SIGNAL TO NOISE RATIO (SNR).27
2.5 GEOMETRIC PROPERTIES.31
2.5.1 SPATIAL RESOLUTION.31
2.5.2 FIELD OF VIEW AND INSTANTANEOUS FIELD OF VIEW.32
2.6 SUMMARY.34
3 TEST SITES AND GROUND MEASUREMENTS (GROUND TRUTH).36
3.1 TEST AREA STARNBERG.37
3.1.1 TEST SITE GILCHING.40
3.1.2 TEST SITE INNING.42
BIBLIOGRAFISCHE INFORMATIONEN
HTTP://D-NB.INFO/965621235
- II
TABLE OF CONTENTS
3.1.3
3.2
3.2.1
3.2.2
3.2.3
3.3
3.3.1
3.3.1.1
3.3.1.1.1
3.3.1.1.2
3.3.1.1.3
3.3.1.1.4
3.3.1.1.5
3.3.1.1.6
3.3.1.2
3.3.1.2.1
3.3.1.2.2
3.3.1.2.3
3.3.1.2.4
3.3.1.3
3.3.1.3.1
3.3.1.3.2
3.4
3.4.1
3.4.2
3.4.3
3.4.3.1
3.4.3.2
3.4.3.3
3.4.3.4
3.4.4
3.4.4.1
3.4.4.2
44
4
4.1
4.2
4.2.1
4.2.2
4.2.3
TEST SITE FRIEDING.
INVESTIGATED LAND COVER TYPES.
40
WHEAT
(TRITICUM AESTIVUM L.). .
40
MAIZE (ZEA MAYS L.).
GRASSLAND.
GROUND MEASUREMENTS.
THE GROUND MEASUREMENTS.
WEEKLY MEASURED PLANT PARAMETERS.
PHENOLOGICAL STATUS.
PLANT HEIGHT OF CROPS.
PLANT HEIGHT OF GRASSLAND.
PHOTOGRAPHS.
WET BIOMASS.
DRY BIOMASS.
ADDITIONAL GROUND MEASUREMENTS.
LAND COVER MAPPING.
FLORISTIC MAPPING OF GRASSLAND.
MANAGEMENT DATA.
YIELD MEASUREMENT.
DERIVED PLANT PARAMETERS.
PLANT CHLOROPHYLL CONTENT.
PLANT NITROGEN CONTENT.
INVESTIGATED PLANTS.
WHEAT (TRITICUM AESTIVUM L.).
MAIZE (.ZEA MAYSL.).
GRASSLAND.
MEADOW WITH ONE CUT.
MEADOW WITH TWO CUTS.
MEADOW WITH ROTATIONAL GRAZING.
MEADOW WITH FOUR TO FIVE CUTS.
FIELD SPECTROMETER DATA.
DLR REFERENCE TARGET.
GROUND MEASUREMENTS OF TEST FIELDS.
.47
.47
.52
.54
.55
.55
,.56
.56
.57
.57
.57
.58
.58
.58
,59
,60
.60
.60
.62
.63
.63
.67
.72
.73
.75
,77
79
83
83
84
AIRBORNE MEASUREMENTS AND PREPROCESSING OF THE DATA.86
THE FLIGHT CAMPAIGNS 1999 AND 2000
DATA PREPROCESSING.
DARK CURRENT AND FLAT FIELD CORRECTION.
RESAMPLING TO 80 BANDS.
ATMOSPHERIC CORRECTION AND REFLECTANCE CALIBRATION.
87
89
89
89
91
TABLE OF CONTENTS
-III-
4.2.3
.1
CALIBRATION INTO RADIANCES.
93
4.2.3.2 DEFINITION OF ATMOSPHERIC CONDITIONS.
94
4.2.3.3 ATMOSPHERIC MODELLING WITH LOWTRAN-7.
95
4.2.3.4 CONSIDERATION OF THE SENSOR CHARACTERISTICS.
95
4.2.3.5 REFLECTANCE CALIBRATION.96
4.2.4 VALIDATION OF THE PREPROCESSED DATA. 96
4.2.4.1 1999.
97
4.2.4.2 2000.98
4.2.5 DIRECTIONAL EFFECTS.
99
4.2.6 RESULTS OF THE PREPROCESSING.
101
4.2.6.1 WHEAT.
103
4.2.6.2 MAIZE.
104
4.2.6.3 GRASSLAND.
105
4.3 GEOMETRIC RECTIFICATION.108
5 DERIVATION OF PLANT CHLOROPHYLL AND NITROGEN STATUS WITH HYPERSPECTRAL
REMOTE SENSING.
112
5.1 CHLOROPHYLLS.
114
5.2 MEASURED NITROGEN - CHLOROPHYLL CORRELATION.117
5.2.1 WHEAT.117
5.2.2 MAIZE.121
5.2.3 GRASSLAND. 124
5.2.4 CONCLUSIONS.126
5.3 SPECTRAL PROPERTIES OF PLANT LEAVES.128
5.4 SPECTRAL PROPERTIES OF PLANT CANOPIES.130
5.4.1 BIOPHYSICAL ATTRIBUTES OF A CANOPY.130
5.4.1.1 CANOPY DENSITY (LEAF AREA INDEX).130
5.4.1.2 SOIL BACKGROUND.131
5.4.1.3 LEAF ORIENTATION.132
5.4.1.4 VIEWING GEOMETRY. 132
5.5 APPROACHES FOR THE DERIVATION OF CHLOROPHYLL AND NITROGEN CONTENT OF
PLANTSL35
5.5.1 THE NORMALISED DIFFERENCE VEGETATION INDEX (NDVI).135
5.5.2 OPTIMISED SOIL-ADJUSTED VEGETATION INDEX (OSAVI).137
5.5.3 CHLOROPHYLL ABSORPTION INTEGRAL (CAI).137
5.5.4 RESULTS OF THE CHLOROPHYLL AND NITROGEN DERIVATION.138
5.5.4.1 WHEAT. 139
5.5.4.2 MAIZE.143
5.5.4.3 GRASSLAND. 147
5.5.5 DISCUSSION OF THE RESULTS.149
-IV-
TABLE OF CONTENTS
6
SPATIAL DISTRIBUTION OF CHLOROPHYLL AND NITROGEN CONTENT WITHIN A
WHEAT CANOPY.154
6.1 GROUND TRUTH AND AVIS MEASUREMENTS.154
6.2 HYPERSPECTRAL APPROACHES USED FOR THE DERIVATION OF CHLOROPHYLL AND
NITROGEN WITHIN THE FIELD.157
6.2.1 CHLOROPHYLL A CONTENT PER AREA.157
6.2.2 CHLOROPHYLL A CONTENT PER MASS.158
6.2.3 NITROGEN CONTENT PER AREA. 159
6.2.4 NITROGEN CONTENT PER MASS. 160
6.3 SPATIAL PATTERNS OF NITROGEN WITHIN THE FIELD.162
7 SUMMARY AND OUTLOOK. 165
8
ZUSAMMENFASSUNG.170
9 REFERENCES. 176
APPENDIX. 189
APPENDIX 1: AVIS CENTRE WAVELENGTHS FOR THE 2NM RESAMPLING.189
APPENDIX 2: RESULTS OF THE BOTANICAL MAPPING OF GRASSLAND.191
APPENDIX 3: CODE FOR "DAY OF YEAR" (DOY) DATES.192
APPENDIX 4: REGRESSION EQUATIONS OF THE SPECTRAL APPROACHES WHICH HAVE
THE STRONGEST
SIGNIFICANT RELATIONSHIP WITH THE CHLOROPHYLL AND NITROGEN CONTENT FOR
WHEAT
AND MAIZE.193 |
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| language | English |
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| spelling | Oppelt, Natascha 1970- Verfasser (DE-588)124192475 aut Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS von Natascha Oppelt 2002 XVII, 196 S. Ill., graph. Darst., Kt. 1 CD-ROM txt rdacontent n rdamedia nc rdacarrier München, Univ., Fak. für Geowiss., Diss., 2002 Hochschulschrift gtt Stickstoffgehalt (DE-588)4183262-0 gnd rswk-swf Bodennutzung (DE-588)4007389-0 gnd rswk-swf Chlorophyll (DE-588)4147817-4 gnd rswk-swf Fernerkundung (DE-588)4016796-3 gnd rswk-swf Spektroskopie (DE-588)4056138-0 gnd rswk-swf München Region, Südwest (DE-588)4285755-7 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content München Region, Südwest (DE-588)4285755-7 g Bodennutzung (DE-588)4007389-0 s Chlorophyll (DE-588)4147817-4 s Stickstoffgehalt (DE-588)4183262-0 s Spektroskopie (DE-588)4056138-0 s Fernerkundung (DE-588)4016796-3 s DE-604 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=010116472&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Oppelt, Natascha 1970- Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS Hochschulschrift gtt Stickstoffgehalt (DE-588)4183262-0 gnd Bodennutzung (DE-588)4007389-0 gnd Chlorophyll (DE-588)4147817-4 gnd Fernerkundung (DE-588)4016796-3 gnd Spektroskopie (DE-588)4056138-0 gnd |
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| title | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS |
| title_auth | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS |
| title_exact_search | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS |
| title_full | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS von Natascha Oppelt |
| title_fullStr | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS von Natascha Oppelt |
| title_full_unstemmed | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS von Natascha Oppelt |
| title_short | Monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer AVIS |
| title_sort | monitoring of plant chlorophyll and nitrogen status using the airborne imaging spectrometer avis |
| topic | Hochschulschrift gtt Stickstoffgehalt (DE-588)4183262-0 gnd Bodennutzung (DE-588)4007389-0 gnd Chlorophyll (DE-588)4147817-4 gnd Fernerkundung (DE-588)4016796-3 gnd Spektroskopie (DE-588)4056138-0 gnd |
| topic_facet | Hochschulschrift Stickstoffgehalt Bodennutzung Chlorophyll Fernerkundung Spektroskopie München Region, Südwest |
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