Procedures for establishing and maintaining permanent plots for silvicultural and yield research.

Robert O. Curtis

doi:10.2737/PNW-GTR-155

Treesearch

Procedures for establishing and maintaining permanent plots for silvicultural and yield research.

Informally Refereed

Authors:

Robert O. Curtis

Year:

1983

Type:

General Technical Report

Station:

Pacific Northwest Research Station

DOI:

https://doi.org/10.2737/PNW-GTR-155

Source:

Gen. Tech. Rep. PNW-GTR-155. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station. 56 p

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Abstract

This paper reviews procedures for establishing and maintaining permanent plots for silvicultural and yield research; discusses purposes, sampling, and plot design; points out common errors; and makes recommendations for research plot designs and procedures for measuring and recording data.

Keywords

Plot analysis, permanent sample plots, tree measurement, sample plot design

Citation

Curtis, Robert O. 1983. Procedures for establishing and maintaining permanent plots for silvicultural and yield research. Gen. Tech. Rep. PNW-GTR-155. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 56 p