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Spruce beetle in the Rockies .

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Title	Spruce beetle in the Rockies.
Creator	Schmid, J. M.
Contributor	Frye, Robert H. ;<br> Rocky Mountain Forest and Range Experiment Station (Fort Collins, Colo.) ;<br> United States. Forest Service.
Description	This report summarizes the literature on the spruce beetle in the western United States, primarily in the Rocky Mountains. Information is presented on life history and behavior, host relationships, mortality agents and impacts of infestations. A section on suppression details the current status of chemicals, phenomes, trap trees and silvicultural treatments. The initial steps in managing spruce beetle populations are stated in the final section on beetle management policy.
Publisher	[Fort Collins, Colo.] : Rocky Mountain Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1977.
Subject	Spruce bark beetles - - Rocky Mountains Region. ; <br> Spruce - - Diseases and pests - - Rocky Mountains Region.
Relation	General technical report RM ; 49.
Source	A 13.88:RM-49
Date Original	1977-12-01
Date Digital	2007;
Type	text
Format	application/pdf
Resource Identifier	mtg002213
Contributing Institution	The University of Montana
Language	en
Digitization Specifications	Scanned by Lacey Gibbons using an OpticBook 3600 scanner at 400 dpi, 8 bit gray scale. Master images stored as TIFF and derivatives presented as PDF. Abbey FineReader 8.0 used for optical character recognition.