Canadian Forest Service Publications
Forest insect and disease conditions in Alberta, Saskatchewan, Manitoba, and the Northwest Territories in 1981 and predictions for 1982. 1982. Hiratsuka, Y.; Cerezke, H.F.; Moody, B.H.; Petty, J.; Still, G.N. Environment Canada, Canadian Forestry Service, Northern Forest Research Centre, Edmonton, Alberta. Information Report NOR-X-239.
Available from: Northern Forestry Centre
Catalog ID: 11784
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