Author
Bundesforschungsanstalt für Forst- und Holzwirtschaft (Germany)
1
Canada Department of Fisheries and Forestry. Forest Research Laboratory
1
Canada. Dept. of Agriculture. Forest Biology Division
1
Canada. Dept. of Forestry
1
Canada. Forest Entomology and Pathology Branch
1
Canada. Forestry Branch
1
Canadian Forestry Service
1
Forest Insect and Disease Survey (Canada)
1
Harben, P. W.
1
Johann-Heinrich von Thünen-Institut
1
McCalla, R. J.
1
Newfoundland and Labrador. Department of Tourism, Culture and Recreation
1
Newfoundland and Labrador. Provincial Parks and Natural Areas Division
1
North Carolina State University - Industry Cooperative Tree Improvement Program
1
Nova Scotia Department of Lands and Forests
1
Nova Scotia Department of Lands and Forests. Forest Resources Planning and Mensuration
1
Nova Scotia Department of Lands and Forests. Reforestation and Silviculture
1
Nova Scotia Department of Lands and Forests. Wildlife Resources
1
Nova Scotia Department of Natural Resources
1
Nova Scotia Museum
1
Nova Scotia. Dept. of Development
1
Nova Scotia. Dept. of Lands and Forests
1
Owen, E.
1
Petrides, George A.
1
Saunders, G. L.
1