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17th Northeastern Forest Tree Improvement Conference (1971)

Pennsylvania State University. University Park, Pennsylvania. August 4-6, 1969.

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	Title	Status
	Performance of Fifty-Five Seedlots of Scotch Pine at Two Locations in New York	Published
	Multiple Witches Broom- A New Type of Abnormality in Scotch Pine (Pinus Sylvestrius)	Published
	The Effect of Lammas Shoot Growth on the Stem Form of Young Scotch Pine	Published
	Pitch Pine: A Literature Review	Published
	Studies With Douglas-Fir Seed and Exotic Conifers for Christmas Tree Production	Published
	The Pennsylvan Tree Improvement Program	Published
	Phenotypic Variation in Sugar Maple in Relation to Altitude	Published
	Shade Tree Improvement Research: Goals and Limitations	Published
	Technique of Producing Silver Maple Seed Under Greenhouse Conditions	Published

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