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Table 6.1 A selection of broadband and narrowband vegetation indices useful for vegetation stress detection
Broadband indices
Abbreviation
Associated vegetation
characteristics
Index formula (Landsat
7 ETM bands)
Reference
Difference vegetation index
DVI
Canopy cover,
greenness
B4
− B3
Jordan (1969); Tucker (1979)
Enhanced vegetation index
EVI
Canopy cover,
greenness
2.5
∗ ((B4 − 33)/
(B4 + (6
∗ 33)
− (7.5
∗
B1) + 1))
Huete et al. (1994); Huete et al. (2002)
Greenness index
Canopy cover,
greenness
B4/B3
Sivanpillai et al. (2006)
B7
Vegetation & soil water
content
B7
Lillesand and Kiefer (1994)
EL
Green biomass
B5/B7
Elvidge and Lyon (1985)
Modified soil adjusted vegetation index
MSAVI
Canopy cover,
greenness
0.5
∗(2∗34 + 1
− (Sqr(((2
∗ B4 + 1)
∗
(2
∗ B4 + 1)))
− (8
∗ (B4
− B3))))
Qi et al. (1994)
Moisture stress index
MSI
Canopy water content
B5/B4
Rock et al. (1986)
Normalized difference infrared index 5
NDII
5
(B4
− B5)/(B4 + B5)
Hardisky et al. (1983)
Normalized difference infrared index 7
NDII
7
(B4−B7)/(34+ B7)
Hunt and Rock (1989)
Normalized difference vegetation index
NDVI
Canopy greenness,
condition, density
(B4
− B3)/(B4 + B3)
Deblonde and Cihlar (1993); Gamon et al.
(1997); Myneni et al. (1995a, 1995b); Rouse
et al. (1974)
Optomized soil adjusted vegetation index OSAVI
Canopy density
(B4
− b3)/
(B4 + B3 + 0.16)
Rondeaux et al. (1996)
Renormalized difference vegetation index RDM
Leaf area index;
chlorophyll
Sqr((((B4
− B3)/
(B4 + B3))
∗ (B4
− B3)))
Roujean and Breon (1995)
Ratio vegetation index
RM
Chlorophyll
B4/B3
Pearson and Miller (1972)
(continued)
6 Remote Sensing for Early, Detailed, and Accurate Detection of Forest Disturbance…