Using terrestrial stereo photography to interpret changes in tree quality characteristics

David L. Sonderman

doi:10.2737/NE-RN-298

Treesearch

Using terrestrial stereo photography to interpret changes in tree quality characteristics

Informally Refereed

Authors:

David L. Sonderman

Year:

1980

Type:

Research Note

Station:

Northern Research Station

DOI:

https://doi.org/10.2737/NE-RN-298

Source:

Research Note NE-298. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 8 p.

Download (PDF 1.69 MB)

Download (PDF 1.69 MB): https://research.fs.usda.gov/download/treesearch/14236.pdf

Abstract

A technique is described for using stereo photography to evaluate tree quality changes over time. Stereo pairs were taken four times over an 18-year period. All four faces of the selected trees were photographed. Individual defect changes are shown for young upland white oak trees.

Citation

Sonderman, David L. 1980. Using terrestrial stereo photography to interpret changes in tree quality characteristics. Research Note NE-298. Broomall, PA: U.S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 8 p.