Canadian Forest Service Publications
A cone crop monitoring and decision support system for jack pine and black spruce seed orchards. 1995. De Groot, P.; Schnekenburger, F.; Fleming, R.A.; Turgeon, J.J. Natural Resources Canada, Canadian Forest Service, Great Lakes Forestry Centre, Sault Ste. Marie, Ontario. Frontline Technical Note 85.
Available from: Great Lakes Forestry Centre
Catalog ID: 9183
CFS Availability: PDF (download)
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