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Spruce Budworms Handbook: shigometry – a reference guideAuthor(s): Alex L. Shigo; Walter C. Shortle
Source: Agric. Handb. 646. Washington, DC: U.S. Department of Agriculture, Forest Service, Cooperative State Research Service. 48 p.
Publication Series: Agricultural Handbook
Station: Northern Research Station
PDF: Download Publication (19.0 MB)
DescriptionThis guide explains how to test the condition of living trees or wood products by use of the Shigometer and gives instructions for its use. The guide is in three parts: (1) An introduction on operating principles and applications, (2) an example of the procedure, and (3) a photo guide that gives details on the procedure and background information needed to use it.
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CitationShigo, Alex L.; Shortle, Walter C. 1985. Spruce Budworms Handbook: shigometry – a reference guide. Agric. Handb. 646. Washington, DC: U.S. Department of Agriculture, Forest Service, Cooperative State Research Service. 48 p.
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