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Subject: Spruce
Author
11
Canadian Forestry Service
6
Maritimes Forest Research Centre
4
Great Lakes Forest Research Centre
3
CANADA DEPARTMENT OF NORTHERN AFFAIRS AND NATIONAL RESOURCES
3
CANADA DEPARTMENT OF NORTHERN AFFAIRS AND NATIONAL RESOURCES, FORESTRY BRANCH
3
Canada/United States Spruce Budworms Program
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3
Kettela, E. G.
3
Lindquist, O. H.
3
Northeastern Forest Experiment Station (Radnor, Pa.)
2
Adcock, S. W.
2
CANADA DEPARTMENT OF FORESTRY
2
Canada. Forest Research Division
2
Canadian Forest Service, Newfoundland Forestry Centre
2
Donnelly, J. G.
2
Drinkwater, M. H.
2
Dunn, C. E.
2
Forest Engineering Research Institute of Canada
2
Fowler, D. P. 1932-
2
Frank, Robert M.
2
Geological Survey of Canada
2
Guscott, B.
2
Hall, J. Peter
2
Jablanczy, Alexander
2
Lavigne, M. B.
2
Leblanc, M.
2
Maine. Bureau of Forestry
2
NOVA SCOTIA TREE IMPROVEMENT WORKING GROUP
2
Newfoundland Forestry Centre
2
Newton, P. F.
2
Nova Scotia Department of Lands and Forests
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Subject
Spruce
24
Fir
22
Diseases and pests
19
Spruce budworm
15
Growth
12
Forest management
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10
Balsam fir
9
Control
9
Forests and forestry
7
Trees
6
Pine
6
Pines
6
Stand characteristics
5
Beetles
5
Hardwoods
5
Reproduction
4
Forest pests
4
Forest thinning
4
Reforestation
4
Regeneration
4
Silviculture
3
Black spruce
3
Conifers
3
Fertilization
3
Forest damage
3
Forest insects
3
Forest soils
3
Identification
3
Insects
3
Provenance trials
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Place
25
Nova Scotia
20
Canada
14
New Brunswick
8
Maine
4
Maritime Provinces
4
Newfoundland and Labrador
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3
Newfoundland
3
North America
3
United States
2
Atlantic Provinces
2
Cape Breton Island
2
Ontario
2
Quebec
2
Queens County
1
Alaska
1
Annapolis County
1
Antigonish County
1
Atlantic Canada
1
Bathurst Region
1
British Columbia
1
Canada, East
1
Canada, Eastern
1
Cape Breton County
1
Colchester County
1
Cumberland County
1
Digby County
1
Halifax County
1
Hants County
1
Kings County
1
Lunenburg County
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Year of Publication