1) Douglas-fir beetle

Series
Quick guide volume FM 2016-1
Publisher
Colorado State Forest Service
Pub. Date
2016.
Language
English

2) Douglas-fir tussock moths

Author
Stevens, Robert E
Series
Insect series. Trees and shrubs volume no. 5.542
Publisher
Colorado State University Cooperative Extension
Pub. Date
2005.
Language
English

3) Douglas-fir tussock moths

Author
Cranshaw, Whitney
Series
Insect series. Trees and shrubs volume no. 5.542
Publisher
Colorado State University Extension
Pub. Date
Not Supplied
Language
English

4) Douglas-fir tussock moths

Author
Brewer, J. Wayne
Series
Service in action volume no. 5.542
Publisher
Not Supplied
Pub. Date
Not Supplied
Language
English

5) Colorado woods: Douglas-fir

Author
Bueche, David G
Series
Product use guide
Publisher
Colorado State Forest Service, Colorado Wood Utilization and Marketing Assistance Center
Pub. Date
[2005]
Language
English

6) Douglas-fir

Publisher
Colorado State Forest Service
Pub. Date
2012.
Language
English

7) Fir engraver beetle

Series
Quick guide volume FM 2016-3
Publisher
Colorado State Forest Service
Pub. Date
2016.
Language
English

8) Cooley spruce galls

Author
Cranshaw, Whitney
Series
Insect series. Trees and shrubs volume no. 5.534
Publisher
Not Supplied
Pub. Date
Not Supplied
Language
English

9) Cooley spruce galls: characteristics and control

Author
Cranshaw, Whitney
Series
Service in action volume no. 5.534
Publisher
Colorado State University Cooperative Extension
Pub. Date
1989.
Language
English

10) Ouray's changing forests

Publisher
Colorado State Forest Service, Montrose District
Pub. Date
2016.
Language
English
Description
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