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Engelmann Spruce Beetle Infestation White River National Forest 1944

Engelmann Spruce Beetle Infestation White River National Forest 1944 PDF Author: Tom T. Terrell
Publisher:
ISBN:
Category :
Languages : en
Pages : 14

Book Description

Engelmann Spruce Beetle Infestation White River National Forest 1944

Engelmann Spruce Beetle Infestation White River National Forest 1944 PDF Author: Tom T. Terrell
Publisher:
ISBN:
Category :
Languages : en
Pages : 14

Book Description

Biology and Control of the Engelmann Spruce Beetle in Colorado

Biology and Control of the Engelmann Spruce Beetle in Colorado PDF Author: C. L. Massey
Publisher:
ISBN:
Category : Engelmann spruce beetle
Languages : en
Pages : 40

Book Description

Engelmann Spruce Beetle Conditions, Routt, Arapaho, and White River National Forests, Colorado, 1952

Engelmann Spruce Beetle Conditions, Routt, Arapaho, and White River National Forests, Colorado, 1952 PDF Author: Fred Barrows Knight
Publisher:
ISBN:
Category : Engelmann spruce
Languages : en
Pages : 36

Book Description

Engelmann Spruce Beetle Conditions, Routt, Arapaho, and White River National Forests, Colorado, 1953

Engelmann Spruce Beetle Conditions, Routt, Arapaho, and White River National Forests, Colorado, 1953 PDF Author: Fred Barrows Knight
Publisher:
ISBN:
Category : Engelmann spruce
Languages : en
Pages : 22

Book Description

Spruce Beetle in the Rockies

Spruce Beetle in the Rockies PDF Author: J. M. Schmid
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 44

Book 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, pheromones, trap trees and silvicultural treatments. The initial steps in managing spruce beetle populations are stated in the final section on beetle management policy.

Engelmann Spruce Beetle Infestation on the National Forests of the Western Slope of Colorado

Engelmann Spruce Beetle Infestation on the National Forests of the Western Slope of Colorado PDF Author: Paul L. Ginter
Publisher:
ISBN:
Category : Engelmann spruce
Languages : en
Pages : 72

Book Description

Engelmann Spruce Beetle Infestation on the National Forests of the Western Slope of Colorado

Engelmann Spruce Beetle Infestation on the National Forests of the Western Slope of Colorado PDF Author: Tom T. Terrell
Publisher:
ISBN:
Category :
Languages : en
Pages : 90

Book Description

Engelmann Spruce Beetle Survey Routt, Arapaho, and White River National Forests, Colorado

Engelmann Spruce Beetle Survey Routt, Arapaho, and White River National Forests, Colorado PDF Author: William F. McCambridge
Publisher:
ISBN:
Category : Arapaho National Forest
Languages : en
Pages : 56

Book Description

Report of the Chief of the Bureau of Entomology and Plant Quarantine

Report of the Chief of the Bureau of Entomology and Plant Quarantine PDF Author: United States. Bureau of Entomology and Plant Quarantine
Publisher:
ISBN:
Category : Beneficial insects
Languages : en
Pages : 60

Book Description

Circular - United States Department of Agriculture

Circular - United States Department of Agriculture PDF Author: United States. Dept. of Agriculture
Publisher:
ISBN:
Category : Agriculture
Languages : en
Pages : 1080

Book Description

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