Report
Subtitle: summary of the meetings held in Ottawa, Canada, on March 21 and 22, 1952, at the invitation of the Forest Biology Division, Science Service, Dept. of Agriculture.
Contributors: Canada. Dept. of Forestry. Forest Entomology and Pathology Branch
Published: 1953
Place of publication: Òttawa
Language: eng
Subjects: Birch -- Diseases and pests -- Canada