If you are experiencing problems downloading PDF or HTML fulltext, our helpdesk recommend clearing your browser cache and trying again. If you need help in clearing your cache, please click here . Still need help? Email email@example.com
Author: Bonnor, G. M.
Source: Forest Science, Volume 18, Number 3, 1 September 1972, pp. 198-202(5)
Publisher: Society of American Foresters
Document Type: Journal Article
Affiliations: Research Scientist, Forest Management Institute, Canadian Forestry Service, Ottawa, Ontario, K1A OH3
Publication date: September 1, 1972