Maturity of Colorado Spruce Cones

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Forest Science, Vol. 2, Iss. 1, 1956-03 ,pp. : 26-30

Society of American Foresters

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Maturity of White Spruce Cones and Seed

By Cram W. H.   Worden H. A.  

Forest Science, Vol. 3, Iss. 3, 1957-09 ,pp. : 263-269

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Notes: Simultaneous Infestation by Dwarf Mistletoe and Western Spruce Budworm Decreases Growth of Douglas-fir in the Blue Mountains of Oregon

By Filip Gregory M.   Parks Catherine A.  

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Notes: Variation in Yield of Blue Spruce Monoterpenes Associated with Crown Position and Frequency of Resin Canals

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Control of Insect Damage to Black Spruce Seed Cones with Neem

By Kostyk Barry C.   Wanner Kevin W.  

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