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Improving the Power Increment Borer for Hardwoods

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This mechanized increment borer for hardwoods utilizes a modified plug cutter as the cutterhead and a battery powered impact wrench as the power unit. It is a light, highly portable coring tool able to penetrate hardwoods at a rate of 2 to 3 inches per minute and has been utilized to drill completely through trees as large as 24 inches in diameter. Nondestructive sampling of both hardwoods and softwoods is feasible with this versatile power borer.

Document Type: Journal Article

Affiliations: Assistant Specialist on the Staff of the Forest Products Laboratory, University of California, Richmond

Publication date: October 1, 1965

More about this publication?
  • The Journal of Forestry is the most widely circulated scholarly forestry journal in the world. In print since 1902, the Journal has received several national awards for excellence. The mission of the Journal of Forestry is to advance the profession of forestry by keeping forest management professionals informed about significant developments and ideas in the many facets of forestry: economics, education and communication, entomology and pathology, fire, forest ecology, geospatial technologies, history, international forestry, measurements, policy, recreation, silviculture, social sciences, soils and hydrology, urban and community forestry, utilization and engineering, and wildlife management. The Journal is published bimonthly: January, March, May, July, September, and November.

    2015 Impact Factor: 1.476
    Ranking: 22 of 66 in forestry

    Also published by SAF:
    Forest Science
    Other SAF Publications
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