Author: Robert P. Ford
Publisher:
ISBN:
Category : White spruce
Languages : en
Pages : 4
Book Description
Loss Assessment of White Spruce Defoliated by Yellowheaded Spruce Sawfly on the Black Duck Ranger District, Chippewa National Forest
Author: Robert P. Ford
Publisher:
ISBN:
Category : White spruce
Languages : en
Pages : 4
Book Description
Publisher:
ISBN:
Category : White spruce
Languages : en
Pages : 4
Book Description
Yellowheaded Spruce Sawfly
Author: Steven A. Katovich
Publisher:
ISBN:
Category : Yellow-headed spruce sawfly
Languages : en
Pages : 32
Book Description
Presents the biology and ecology of the yellowheaded spruce sawfly, and provides survey techniques and management strategies. In addition, it provides information on identification, classification, host range, and the historical records of outbreaks in the Lake States.--Abstract on page 3 of cover.
Publisher:
ISBN:
Category : Yellow-headed spruce sawfly
Languages : en
Pages : 32
Book Description
Presents the biology and ecology of the yellowheaded spruce sawfly, and provides survey techniques and management strategies. In addition, it provides information on identification, classification, host range, and the historical records of outbreaks in the Lake States.--Abstract on page 3 of cover.
General Technical Report NC.
Accomplishments of Fiscal Year - Northeastern Area, State and Private Forestry
Author: United States. State and Private Forestry. Northeastern Area
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 32
Book Description
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 32
Book Description
Accomplishments of fiscal year - Northeastern Area, State and Private Forestry
Author: United States. Forest Service. Northeastern Area, State and Private Forestry
Publisher:
ISBN:
Category : Nature
Languages : en
Pages :
Book Description
Publisher:
ISBN:
Category : Nature
Languages : en
Pages :
Book Description
Yellowheaded Spruce Sawfly Detection in White Spruce Plantations, Chippewa National Forest, 1979
Management of the Yellowheaded Spruce Sawfly in White Spruce Plantations
Author: Bruce Warren Morse
Publisher:
ISBN:
Category : Yellow-headed spruce sawfly
Languages : en
Pages : 180
Book Description
Publisher:
ISBN:
Category : Yellow-headed spruce sawfly
Languages : en
Pages : 180
Book Description
Canadian Journal of Forest Research
Evaluation of Three Survey Methods for Determining Spruce-fir Mortality Caused by Eastern Spruce Budworm
Author:
Publisher:
ISBN:
Category : Aerial photogrammetry
Languages : en
Pages : 24
Book Description
Publisher:
ISBN:
Category : Aerial photogrammetry
Languages : en
Pages : 24
Book Description
Biological Evaluation Root Weevil Damage to Spruce Seedlings White River National Forest Mt. Sopris Ranger District
Author: Donn B. Cahill
Publisher:
ISBN:
Category : White River National Forest
Languages : en
Pages : 4
Book Description
Publisher:
ISBN:
Category : White River National Forest
Languages : en
Pages : 4
Book Description