Historical patterns of spruce budworm defoliation and bark beetle outbreaks in North American conifer forests
Subtitle: an atlas and description of digital maps
By: David W. Williams, Richard A. Birdsey
Contributors: Birdsey, Richard A; United States. Forest Service. Northeastern Research Station
Series: General technical report NE -- 308
Publisher: U.S. Dept. of Agriculture, Forest Service, Northeastern Research Station
Published: 2003
Place of publication: Newtown Square, PA
Language: eng
Format: Microform
Number of pages: 33
Subjects: Spruce budworm -- United States -- Maps; Spruce budworm -- Canada -- Maps; Western spruce budworm -- United States -- Maps; Western spruce budworm -- Canada -- Maps; Southern pine beetle -- United States -- Maps; Southern pine beetle -- Canada -- Maps; Mountain pine beetle -- United States -- Maps; Mountain pine beetle -- Canada -- Maps
Genres: Maps
Notes: "July 2003"--P. [2] of cover

Shipping list no.: 2003-0455-M

Includes bibliographical references (p. 5-7)

Also available via Internet from the Forest Service web site. Address as of 10/14/03: http://www.fs.fed.us/ne/newtown%5Fsquare/publications/technical%5Freports/pdfs/2003/gtrne308.pdf; current access is available via PURL

Microfiche. [washington, D.C.] : Supt. of Docs., U.S. G.P.O., 2003 1 microfiche : negative