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Bird exclosures for branches and whole trees.Author(s): Robert W. Campbell; Torolf R. Torgersen; Steven C. Forrest; Lorna C. Youngs
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
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DescriptionTwo 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.
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CitationCampbell, 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.
KeywordsBirds, exclosures, defoliation damage, insect populations
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