Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions - Prince Rupert Forest Region 1986
Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions - Prince George Forest Region 1986
Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions - Nelson Forest Region 1986
Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions in Canada
Author:
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 476
Book Description
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 476
Book Description
Forest Insect and Disease Conditions
Author: R. Garbutt
Publisher:
ISBN:
Category :
Languages : en
Pages : 34
Book Description
This report summarizes the findings of Forest Insect and Disease Survey field studies in the Prince George Forest Region in 1986. Forest pest conditions are described with emphasis given to those capable of sudden damaging outbreaks. The report attempts to evaluate the consequences of pest activity, providing estimates of current losses and the potential for future damage. A total of 350 insect collections were made.
Publisher:
ISBN:
Category :
Languages : en
Pages : 34
Book Description
This report summarizes the findings of Forest Insect and Disease Survey field studies in the Prince George Forest Region in 1986. Forest pest conditions are described with emphasis given to those capable of sudden damaging outbreaks. The report attempts to evaluate the consequences of pest activity, providing estimates of current losses and the potential for future damage. A total of 350 insect collections were made.
Forest Insect and Disease Conditions 1973 - Prince Rupert District
Author: Canada. Pacific Forest Research Centre, Victoria, B.C.
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions
Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 38
Book Description
This report outlines the status of forest insects and diseases surveyed in the Prince Rupert Forest Region during the year and forecasts some of the pest population trends. Pests are discussed by host covering the following tree species: pine, spruce, true fir, western hemlock, and eastern larch. The report also discusses multiple host pests, pests of young stands, climatic damage, mammal damage, deciduous pests, and special surveys.
Publisher:
ISBN:
Category :
Languages : en
Pages : 38
Book Description
This report outlines the status of forest insects and diseases surveyed in the Prince Rupert Forest Region during the year and forecasts some of the pest population trends. Pests are discussed by host covering the following tree species: pine, spruce, true fir, western hemlock, and eastern larch. The report also discusses multiple host pests, pests of young stands, climatic damage, mammal damage, deciduous pests, and special surveys.
Forest Insect and Disease Conditions
Author: D. F. Doidge
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 15
Book Description
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 15
Book Description
Forest Insect and Disease Conditions - Vancouver Forest Region 1986
Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
Book Description
Forest Insect and Disease Conditions Prince Rupert Forest Region, 1994
Author: Pacific Forestry Centre
Publisher:
ISBN:
Category :
Languages : en
Pages : 42
Book Description
Publisher:
ISBN:
Category :
Languages : en
Pages : 42
Book Description