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Assessment of Crown Condition in Eucalypt Vegetation by Remotely Sensed Optical Indices

Nicholas C. Coops*,a, Christine Stoneb, Darius S. Culvenora and Laurie Chisholmc

a CSIRO Forestry and Forest Products, Private Bag 10, Clayton South, VIC 3169, Australia
b Research & Development Division, State Forests of NSW, PO Box 100, Beecroft, NSW 2119, Australia
c School of Geoscience, University of Wollongong, Northfields Avenue, Wollongong, NSW 2522, Australia



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Fig. 1. Location of the study area.

 


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Fig. 2. Percent leaf damage versus the Gamon and Surfus Index (GSI) for all species.

 


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Fig. 3. Percent of leaf with red discoloration plotted against the Gamon and Surfus Index (GSI) for gray ironbark.

 


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Fig. 4. Crown density score versus total slope of the red-edge calculated using the Compact Airborne Spectrographic Imager 2 (CASI-2) wavelengths (REts-CASI-2) for all species.

 





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