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Historical patterns of spruce budworm defoliation and bark beetle outbreaks in North American conifer forests [microform] : an atlas and description of digital maps / David W. Williams, Richard A. Birdsey (General technical report NE ; 308)

Historical patterns of spruce budworm defoliation and bark beetle outbreaks in North American conifer forests [microform] : an atlas and description of digital maps / David W. Williams, Richard A. Birdsey (General technical report NE ; 308)
Microform図書
2003<YCA-A 13.88:NE-308>
National Diet Library
  • Subject Heading...Canada -- Maps Western spruce budworm -- United States -- Maps Western spruce budwor...

Silvicultural strategies to reduce stand and forest susceptibility to the western spruce budworm (Spruce budworms handbook) (Agriculture handbook ; no. 676)

Silvicultural strategies to reduce stand and forest susceptibility to the western spruce budworm (Spruce budworms handbook) (Agriculture handbook ; no. 676)
Microform図書
1989<YCA-A 1.76:676>
National Diet Library
  • Subject HeadingWestern spruce budworm -- United States -- Handbooks, manuals, etc We...

Spruce budworms handbook : Lepidoptera associated with western spruce budworm (Agriculture handbook ; no. 622)

Spruce budworms handbook : Lepidoptera associated with western spruce budworm (Agriculture handbook ; no. 622)
Microform図書
1984<YCA-A 1.76:622>
National Diet Library
  • Subject HeadingWestern spruce budworm -- United States Lepidoptera -- United States

Regional climatic patterns and western spruce budworm outbreaks (Technical bulletin ; no. 1693)

Regional climatic patterns and western spruce budworm outbreaks (Technical bulletin ; no. 1693)
Microform図書
1985<YCA-A 1.36:1693>
National Diet Library
  • Subject Heading..., manuals, etc Western spruce budworm -- United States -- Handbooks, manuals, etc

Spruce budworms handbook : illustrated key to ants associated with western spruce budworm (Agriculture handbook ; no. 632)

Spruce budworms handbook : illustrated key to ants associated with western spruce budworm (Agriculture handbook ; no. 632)
Microform図書
1985<YCA-A 1.76:632>
National Diet Library
  • Subject HeadingWestern spruce budworm -- United States -- Classification Ants -- Uni...

User's guide to the western spruce budworm modeling system / Nicholas L. Crookston ... [et al.] (General technical report INT ; 274)

User's guide to the western spruce budworm modeling system / Nicholas L. Crookston ... [et al.] (General technical report INT ; 274)
Microform図書
1990<YCA-A 13.88:INT-274>
National Diet Library
  • Subject HeadingWestern spruce budworm -- United States -- Computer programs -- Handb...

Recent advances in spruce budworms research : proceedings of the CANUSA Spruce Budworms Research Symposium, Bangor, Maine, September 16-20, 1984 / editors, C.J. Sanders ... [et al.] ; sponsored by Canadian Forestry Service [and] United States Department of Agriculture, Forest Service ; in cooperation with Entomological Society of America ... [et al.].

Recent advances in spruce budworms research : proceedings of the CANUSA Spruce Budworms Research Symposium, Bangor, Maine, September 16-20, 1984 / editors, C.J. Sanders ... [et al.] ; sponsored by Canadian Forestry Service [and] United States Department of Agriculture, Forest Service ; in cooperation with Entomological Society of America ... [et al.].
Paper図書
CANUSA1985.<M15-A7119>
National Diet Library
  • Subject Heading...-- Congresses. Western spruce budworm -- United States -- Congresses. Western spruce...

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