Index: Simple Ratio 970/900 Plant Water Index, Water Band Index (WBI), Water Index (WI)

Simple Ratio 970/900 Plant Water Index, Water Band Index (WBI), Water Index (WI)

Select other Index.

Basic information

Name Simple Ratio 970/900 Plant Water Index, Water Band Index (WBI), Water Index (WI)
Abbreviation PWI
Formula 970nm 900nm
Variables
Expl. of Variables
Wavelengths 900,970
Source Original formula
Description Quantify relative water content at leaf level

Visualisation of required spectral range

Bands
zoom Bands

Sensors

Nr. Name Spectral Range Bands Specific Formula Calculated Comment
1 AHS 428.5-13140 80 19 16 Automatic
2 AISA 400-2506.7 498 245 218 Automatic
3 ARIES-1 400-2587 105 30 27 Automatic
4 ASAS 400-1020 62 57 50 Automatic
5 AVIRIS 355.15-2515 224 66 58 Automatic
6 AVIS 550-994 74 70 59 Automatic
7 Azimuth Systems AZ-16 0-13000 12 8 7 Automatic
8 CASI1500 380-1500 288 152 134 Automatic
9 ChrisProbaM1 406-1003 62 A59 A53 Automatic
10 ChrisProbaM5 438-1036 37 H33 H27 Automatic
11 Daedalus 0-13000 12 8 7 Automatic
12 DAIS-7915 400-12600 79 31 27 Automatic
13 EnMap 420-2450 244 85 74 Automatic
14 HYDICE 400-2500 210 57 50 Automatic
15 HyMap 429-2493.8 126 37 32 Automatic
16 Hyperion 349.896-2582.28 242 B83 B76 Automatic
17 MERSI 402-12750 20 17 15 Automatic
18 Orbview-4 450-2450 200 52 45 Automatic
19 PHI 400-1000.35 244 233 204 Automatic
20 VIIRS 412-13350 22 DNB M7 Automatic

Applications

Nr. Name Comment
1 Vegetation
2 Vegetation - Water
3 Vegetation - Water stress

References

Nr. Author/Title Year Comment
1 Apan, Armando; Held, Alex; Phinn, Stuart; Markley, John - Formulation and assessment of narrow-band vegetation indices from EO-1 hyperion imagery for discriminating sugarcane disease 2003
2 Aparicio, N.; Villegas, D.; Royo, C.; Casadesus, J.; Araus, J. L. - Effect of sensor view angle on the assessment of agronomic traits by ground level hyper-spectral reflectance measurements in durum wheat under contrasting Mediterranean conditions 2004
3 Ceccato, Pietro; Gobron, Nadine; Flasse, St├ęphane; Pinty, Bernard; Tarantola, Stefano - Designing a spectral index to estimate vegetation water content from remote sensing data: Part 1: Theoretical approach 2002
4 Datt, Bisun - Remote Sensing of Water Content in Eucalyptus Leaves 1999
5 Penuelas, J.; Filella, I.; Biel, C.; Serrano, L.; Save, R. - The reflectance at the 950Ô€“970 nm region as an indicator of plant water status 1993
6 Penuelas, J.; Pinol, J.; Ogaya, R.; Filella, I. - Estimation of plant water concentration by the reflectance Water Index WI (R900/R970) 1997
7 Pe├▒uelas, J.; Filella, I. - Visible and near-infrared reflectance techniques for diagnosing plant physiological status 1998
8 Pinter, P. J.; Hatfield, J. L.; Schepers, J. S.; Barnes, E. M.; Moran, M. S.; Daughtry, C. S. T.; Upchurch, D. R. - Remote sensing for crop management 2003
9 Pu, Ruiliang; Gong, Peng; Yu, Qian - Comparative Analysis of EO-1 ALI and Hyperion, and Landsat ETM+ Data for Mapping Forest Crown Closure and Leaf Area Index 2008
10 Royo, C.; Aparicio, N.; Villegas, D.; Casadesus, J.; Monneveux, P.; Araus, J. L. - Usefulness of spectral reflectance indices as durum wheat yield predictors under contrasting Mediterranean conditions 2003
11 Strachan, Ian B.; Pattey, Elizabeth; Boisvert, Johanne B. - Impact of nitrogen and environmental conditions on corn as detected by hyperspectral reflectance 2002
12 Underwood, Emma; Ustin, Susan; DiPietro, Deanne - Mapping nonnative plants using hyperspectral imagery 2003
13 Zarco-Tejada P.J.; Sepulcre-Cant├│, G. - REMOTE SENSING OF VEGETATION BIOPHYSICAL PARAMETERS FOR DETECTING STRESS CONDITION AND LAND COVER CHANGES 2007

Export bibliographic references as: BibTeXRIS (Endnote)CSV

Visualisation of Sensor-Bands

Index:

Sensors:

AHS

AISA

ARIES-1

ASAS

AVIRIS

AVIS

Azimuth Systems AZ-16

CASI1500

ChrisProbaM1

ChrisProbaM5

Daedalus

DAIS-7915

EnMap

HYDICE

HyMap

Hyperion

MERSI

Orbview-4

PHI

VIIRS

List of Indices