A review of important forest insect and disease problems in the Dryden district of Ontario, 1950-1980
By: compiled by M.J. Thomson... [et al].
Contributors: Thomson, M. J.; Great Lakes Forestry Centre.; Canadian Forestry Service.
Series: Miscellaneous report / Great Lakes Forestry Centre -- no. 62; Miscellaneous report (Great Lakes Forestry Centre) -- no. 62
Publisher: Great Lakes Forestry Centre, Canadian Forestry Service
Published: 1988
Place of publication: Ottawa
Language: eng
Number of pages: 89
Subjects: Trees -- Diseases and pests -- Ontario -- Dryden Region.; Forest insects -- Ontario -- Dryden Region.; Forest protection -- Ontario -- Dryden Region.; Forest influences -- Ontario -- Dryden Region.