Canadian Forest Service Publications
Hormonal enhancement of cone production in Douglas-fir grafts and seedlings. 1979. Puritch, G.S.; McMullan, E.E.; Meagher, M.D.; Simmons, C.S. Canadian Journal of Forest Research 9(2): 193-200.
Issued by: Pacific Forestry Centre
Catalog ID: 2010
Available from the Journal's Web site. †
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