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    Author(s): Robert W. Campbell; Torolf R. Torgersen; Steven C. Forrest; Lorna C. Youngs
    Date: 1981
    Source: Gen. Tech. Rep. PNW-GTR-125. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station. 10 p.
    Publication Series: General Technical Report (GTR)
    Station: Pacific Northwest Research Station
    PDF: View PDF  (529 KB)

    Description

    Two types of lightweight, portable bird exclosures are described. One is for individual branches or branch tips; the other is for whole trees up to 9 m tall. Several alternative configurations and uses of these exclosures are discussed.

    Publication Notes

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    • This article was written and prepared by U.S. Government employees on official time, and is therefore in the public domain.

    Citation

    Campbell, Robert W.; Torgersen, Torolf R.; Forrest, Steven C.; Youngs, Lorna C. 1981. Bird exclosures for branches and whole trees. Gen. Tech. Rep. PNW-GTR-125. Portland, OR: U.S. Department of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station. 10 p.

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    Keywords

    Birds, exclosures, defoliation damage, insect populations

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