Canadian Forest Service Publications
Studies in forest pathology, XXV. Assessments of pattern, frequency distribution, and sampling of forest disease in Douglas-fir plantations. 1963. Foster, R.E.; Johnson, A.L.S. Government of Canada, Department of Forestry, Forest Entomology and Pathology Branch, Ottawa. Publication No. 1011. 52 p.
Available from: Pacific Forestry Centre
Catalog ID: 23917
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