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Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981 PDF Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 32

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Book Description

Forest Insects and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions For 1981

Forest Insects and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions For 1981 PDF Author: Northern Forest Research Centre (Canada)
Publisher:
ISBN:
Category :
Languages : en
Pages : 35

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981 PDF Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 32

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predictions for 1981 PDF Author: Y. Hiratsuka
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 13

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predicitions for 1981

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1980 and Predicitions for 1981 PDF Author: Y. Hiratsuka
Publisher:
ISBN:
Category :
Languages : en
Pages : 13

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predictions for 1982

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predictions for 1982 PDF Author:
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 11

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predictions for 1982

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predictions for 1982 PDF Author: Yasuyuki Hiratsuka
Publisher:
ISBN:
Category : Plant diseases
Languages : en
Pages : 11

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1985 and Predictions for 1986

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1985 and Predictions for 1986 PDF Author: B. H. Moody
Publisher:
ISBN:
Category : Forest insects
Languages : en
Pages : 38

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predicitions for 1982

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and Predicitions for 1982 PDF Author: Y. Hiratsuka
Publisher:
ISBN:
Category :
Languages : en
Pages : 11

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Book Description

General Technical Report INT

General Technical Report INT PDF Author:
Publisher:
ISBN:
Category : Forests and forestry
Languages : en
Pages : 596

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Book Description

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba and the Northwest Territories in 1988 and Predictions for 1989

Forest Insect and Disease Conditions in Alberta, Saskatchewan, Manitoba and the Northwest Territories in 1988 and Predictions for 1989 PDF 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.