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A Tree-Class Slide Rule

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Abstract:

As a supplement to the descriptions of Keen's tree classification, an alinement chart integrating the more important factors has been converted into slide rule form for convenient field use, particularly in checking borderline cases. It is primarily applicable to the interior ponderosa pine type, site IV, of eastern Oregon.

Document Type: Journal Article

Affiliations: U. S. Department of Agriculture, Agricultural Research Administration, Bureau of Entomology and Plant Quarantine, Berkeley, Calif. Senior member and former Council member, S.A.F.

Publication date: October 1, 1946

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  • 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.

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