19th Northeastern Forest Tree Improvement Conference (1972)

University of Maine Orono, Maine August 2-4, 1971

	Diversity in Japanese Larch From Different Provenances Studied in Maryland John B. Genys Details
	One-Parent Progeny Test of Sugar Maples Selected for Superior Sap-Sugar Production -- Early Results William J. Gabriel Details
	Some Observations on the Transition From Female Bearing to Male Bearing in Balsam Fir G.R. Powell Details
	Photosynthetic Response of Balsam Fir Seedlings From an Altitudinal Gradient John H. Fryer, F. Thomas Ledig, and Donald R. Korbobo Details
	Cone Characteristics and Seed Yield in Jack Pine Richard M. Jeffers Details
	Leaf Flush in Black Walnut at Several Midwest Locations Calvin F. Bey Details
	Phenotypic Variation in Height, Diameter, and Volume of Eastern White Pine Trees in Southeastern New Hampshire--Selection Potential Harold. W. Hocker, Jr. Details
	Phenetic Affinities in Small Populations of New York Aspens Charles M. Harrison and F. A. Valentine Details
	The Hybrid (Populus Deltoides X P. Balsamifera) X P. Nigra Var. Betulifolia in Manitoba K. J. Roller Details
	The Complete Tree Concept: A Challenge to the Forest Geneticist Harold E. Young Details
	Selection System for Evaluating Resistance of Scotch Pine Seedlings to Ozone and Sulfur Dioxide M.E Demeritt, Jr., W.M. Chang, J.D. Murphy, and H.D. Gerhold Details
	Genetic Control of Susceptibility to Hypoxylon Mammatum in Native Aspens F.A. Valentine and Paul D. Manion Details
	Procedure For Selection of Hybrid Poplar Clones For Commerical Trials in the Northeastern Region Ernst J. Schreiner Details

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