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Author: Forest Insect and Disease Survey (Canada)
Publisher:
ISBN: 9780662197188
Category : Forest insects
Languages : en
Pages : 117
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Book Description
Author: Forest Insect and Disease Survey (Canada)
Publisher:
ISBN: 9780662197188
Category : Forest insects
Languages : en
Pages : 117
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Book Description
Author: B. H. Moody
Publisher:
ISBN:
Category :
Languages : en
Pages : 117
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Book Description
Author: Colin S. Wood
Publisher:
ISBN: 9780662228301
Category : Forest insects
Languages : en
Pages : 39
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Book Description
Author:
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 128
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Book Description
Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 38
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Book Description
The Forest Insect and Disease Survey (FIDS) is a nation-wide network within Forestry Canada with the responsibility of producing an overview of forest pest conditions and their implications; maintaining records and surveys to support quarantine and facilitate predictions; supporting forestry research with records, insect collections and herbaria; providing advice on forest insect and disease conditions; developing and testing survey techniques; conducting related biological studies and analyzing this year's and previous year's data and producing various pest information maps using in-house Geographical Information System (GIS). This report outlines the status of forest pest conditions in the Vancouver Forest Region, and forecasts population trends of some potentially damaging pests. Pests are listed by host in order of importance.
Author:
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 476
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Book Description
Author:
Publisher:
ISBN:
Category :
Languages : en
Pages : 40
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Book Description
Author: F. J. Emond
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 42
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Book Description
Of forest pest conditions for 1988, with some predictions of infestation status for 1989. Nine major pests are discussed in order of importance (spruce budworm, forest tent caterpillar, mountain pine beetle, Dutch elm disease, dwarf mistletoe, yellowheaded spruce sawfly, larch sawfly, large aspen tortrix, jack pine budworm), and additional noteworthy insects, diseases, and tree damage agents are reported. Results of surveys for acid rain symptoms and pests and damage incidence in nurseries and plantations are also reported.
Author: F. J. Emond
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 1989 are summarized and some predictions of infestation status are given for 1990. Eleven major pests are discussed, and additional noteworthy insects, diseases, and tree damage agents are reported in a table. Results of surveys for acid rain symptoms and pests and damage incidence in nurseries and plantations are also reported.
Author: J. Peter Hall
Publisher:
ISBN: 9780662264996
Category : Forest insects
Languages : en
Pages : 72
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Book Description
