United States Department of Agriculture


Forest Service

Northern and

Intermountain Regions

A Field Guide to

Diseases & Insect Pests
of

Northern & Central

Rocky Mountain Conifers

Hagle

Gibson

Tunnock
 

Home
Table of Contents
About This Field Guide

Tree Species Included in this Book

Where To Start in the Identification Keys
Host Index
Subject Index
Glossary
Selected References
Other Recommended Field Guides for Forest Diseases
Specimen Collection and Shipping
Technical Assistance Sources
Photo and Drawing Credits
Acknowledgements
Disclaimers
Privacy Policy

 Conk of the velvet top fungus the cause of Schweinitzii Root Rot. (Photographer, Susan K. Hagle)

 
 

 

 

 

Conk of the velvet top fungus the cause of Schweinitzii Root Rot. (Photographer, Susan K. Hagle)

Larvae of Douglas-fir bark beetles in the cambium of the host. (Photographer, Kenneth E. Gibson)

 
 
Larvae of Douglas-fir bark
beetles in the cambium of the host. (Photographer,
Forest Service Files)
Susan K. Hagle, Plant Pathologist
Kenneth E. Gibson, Entomologist
Scott Tunnock, Entomologist (Retired)
 

2003

This book is a revised and expanded edition of the
Field Guide to Diseases and Insect Pests
of Idaho and Montana Forests
by Hagle, Tunnock, Gibson and Gilligan,
first published in 1987 and
reprinted in its original form in 1990
as publication number R1-89-54.
 

Abstract

Field guide contains descriptions and color photographs of diseases, insect pests, animal and abiotic damages common on forest conifers in the northern and central Rocky Mountains. Diagnostic keys, comparative tables, line drawings, and indices by host and subject aid in the identification of damaging agents. Book is organized in color coded sections according to the part of the tree affected. General references and a glossary of technical terms are provided. 320 illustrations, 11 tables.

United States Department
of Agriculture

Forest Service

State and Private Forestry

Northern Region

P.O. Box 7669

Missoula, Montana 59807

Intermountain Region

324 25th Street Ogden, UT 84401

 

Home Page
 

 

 

Report number:
R1-03-08

 

   

A Field Guide to Diseases & Insect Pests of Northern & Central Rocky Mountain Conifers

Home Table of Contents About This Field GuideTree Species Included in this Book Deciding Where to Start in the Identification Keys Host Index Subject Index Glossary Selected References Other Recommended Field Guides for Western Forest Diseases and Insect Pests Specimen Collection and Shipping Technical Assistance Sources Photo and Drawing Credits Acknowledgements Disclaimers Privacy Policy



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