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Influence of the Mountain Pine Beetle on the Composition of Mixed Pole Stands of Ponderosa Pine and White Fir

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It is a well recognized fact that insects exert a powerful influence on the development and structure of a forest. Although many beneficial effects accrue from their activities, the changes which they bring about are frequently at odds with the desires of man. Losses of mature trees caused by insects are usually keenly realized because they deplete resources of present economic value; but less direct losses, which may occur concurrently, in stands of low present value, frequently pass unnoticed.

Document Type: Journal Article

Affiliations: Bureau of Entomology and Plant Quarantine

Publication date: August 1, 1941

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.

    Also published by SAF:
    Forest Science
    Other SAF Publications
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