Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981 PDF Download
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Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 32
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Book Description
Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 32
Get Book Here
Book Description
Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 13
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Book Description
Author: Northern Forest Research Centre (Canada)
Publisher:
ISBN:
Category :
Languages : en
Pages : 35
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Book Description
Author: Y. Hiratsuka
Publisher:
ISBN:
Category :
Languages : en
Pages : 13
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Book Description
Author: Yasuyuki Hiratsuka
Publisher:
ISBN:
Category : Plant diseases
Languages : en
Pages : 11
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Book Description
Author:
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 11
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Book Description
Author: B. H. Moody
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 38
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Book Description
Author: John Alexander Armstrong
Publisher: Canadian Government Publishing
ISBN:
Category : Science
Languages : en
Pages : 756
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Book Description
The papers presented in this book cover the range of forest insect pest management activities in Canada. The first section contains papers on the current status of insect pests by region, including data on insect populations and extent of defoliation caused by the insect. The next section covers pest management technology, including the use of insecticides, insect viruses, fungal pathogens, growth regulators, antifeedants, pheromones, natural predators, and aerial spraying. The third section contains papers on the application of technology and equipment for forest pest control, and includes papers on the impacts of insecticides on the forest environment. The fourth section describes operational control programs by province. The final paper presents future strategies for the management of forest pests. An author index is included.
Author: Y. Hiratsuka
Publisher:
ISBN:
Category :
Languages : en
Pages : 11
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Book Description
Author: H. F. Cerezke
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 40
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Book Description
Forest pest conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories during 1990 are summarized and some predictions of infestation status are given for 1991. Twelve major pests are discussed, and additional noteworthy insects, diseases, and tree damage agents are reported in a table. An updating of surveys for acid rain symptoms in permanently established ARNEWS (Acid Rain National Early Warning System) plots and pest damage incidence in young coniferous stands are also reported.
