Bark beetle risk in mature ponderosa pine forests in western Montana /

Bark beetle risk in mature ponderosa pine forests in western Montana / Philip C. Johnson.

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Bibliographic Details
Online Access: Search for the full-text version of this title in HathiTrust
Main Author: Johnson, Philip C. (Philip Cornwell), 1907-1990
Corporate Author: Intermountain Forest and Range Experiment Station (Ogden, Utah)
Format: Government Document Book
Language:English
Published: Ogden, Utah : Intermountain Forest & Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1972.
Series:USDA Forest Service research paper INT ; 119.
Subjects:
Bark beetles > Montana.
Ponderosa pine > Diseases and pests > Montana.
Description
Item Description:"March 1972."
Physical Description:32 pages : illustrations ; 27 cm.
Bibliography:Includes bibliographical references (pages 31-32)

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