Author
Bryan, Robert R.
1
CANADA DEPARTMENT OF NORTHERN AFFAIRS AND NATIONAL RESOURCES, FORESTRY BRANCH
1
Canada. Department of Forestry
1
Canada. Environment Canada
1
Canadian Forestry Service
1
DRINKWATER, M. H.
1
Forest Insect and Disease Survey (Canada)
1
Hodsdon, Kenneth Y
1
Maritimes Forest Research Centre
Pendrel, B. A.
1
Post, L. J.
1
Young, Harold E
1