Estimating merchantable tree volume in Oregon and Washington using stem profile models

Ray L. Czaplewski; Amy S. Brown; Dale G. Guenther

doi:10.2737/RM-RP-286

Treesearch

Estimating merchantable tree volume in Oregon and Washington using stem profile models

Informally Refereed

Authors:

Ray L. Czaplewski, Amy S. Brown, Dale G. Guenther

Year:

1989

Type:

Research Paper

Station:

Rocky Mountain Research Station

DOI:

https://doi.org/10.2737/RM-RP-286

Source:

Res. Pap. RM-RP-286. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station. 15 p.

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Download (PDF 997 KB): https://research.fs.usda.gov/download/treesearch/39929.pdf

Abstract

The profile model of Max and Burkhart was fit to eight tree species in the Pacific Northwest Region (Oregon and Washington) of the Forest Service. Most estimates of merchantable volume had an average error less than 10% when applied to independent test data for three national forests.

Keywords

Taper equations, merchantable volume estimates, bias correction, Abies amabilis, Abies grandis, Abies magnifica, Larix occidentalis, Pinus contorta, Pinus ponderosa, Pseudotsuga menziesii, Tsuga heterophylla

Citation

Czaplewski, Raymond L.; Brown, Amy S.; Guenther, Dale G. 1989. Estimating merchantable tree volume in Oregon and Washington using stem profile models. Res. Pap. RM-RP-286. Fort Collins, CO: U.S. Department of Agriculture, Forest Service, Rocky Mountain Forest and Range Experiment Station. 15 p.