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Anatomy of hemlock ring shake associated with sapsucker injuryAuthor(s): Richard N. Jorgensen; Sophie L. Lecznar
Source: Res. Pap. NE-21. Upper Darby, PA: U. S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 9 p.
Publication Series: Research Paper (RP)
Station: Northeastern Research Station
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CitationJorgensen, Richard N.; Lecznar, Sophie L. 1964. Anatomy of hemlock ring shake associated with sapsucker injury. Res. Pap. NE-21. Upper Darby, PA: U. S. Department of Agriculture, Forest Service, Northeastern Forest Experiment Station. 9 p.
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