Determining successional stage of temperate coniferous forests with Landsat satellite data
- Oregon State Univ., Corvallis (United States)
Thematic Mapper (TM) digital imagery was used to map forest successional stages and to evaluate spectral differences between old-growth and mature forests in the central Cascade Range of Oregon. Relative sun incidence values were incorporated into the successional stage classification to compensate for topographic induced variation. Relative sun incidence improved the classification accuracy of young successional stages, but did not improve the classification accuracy of older, closed canopy forest classes or overall accuracy. TM bands 1, 2, and 4; the normalized difference vegetation index; and TM 4/3, 4/5, and 4/7 band ratio values for od-growth forests were found to be significantly lower than the values of mature forests. The Tasseled Cap features of brightness, greenness, and wetness also had significantly lower old-growth values as compared to mature forest values. 35 refs.
- Research Organization:
- National Aeronautics and Space Administration, Washington, DC (United States)
- OSTI ID:
- 6160884
- Journal Information:
- Photogrammetric Engineering and Remote Sensing; (United States), Journal Name: Photogrammetric Engineering and Remote Sensing; (United States) Vol. 59:2; ISSN PERSDV; ISSN 0099-1112
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
090700* -- Biomass Fuels-- Resources-- (1990-)
54 ENVIRONMENTAL SCIENCES
540210 -- Environment
Terrestrial-- Basic Studies-- (1990-)
BIOMASS
CONIFERS
DEVELOPED COUNTRIES
ECOLOGICAL SUCCESSION
ENERGY SOURCES
FORESTS
LANDSAT SATELLITES
MEASURING INSTRUMENTS
MULTISPECTRAL PHOTOGRAPHY
MULTISPECTRAL SCANNERS
NORTH AMERICA
OREGON
PHOTOGRAPHY
PINOPHYTA
PLANTS
RENEWABLE ENERGY SOURCES
SATELLITES
TOPOGRAPHY
USA