19th Northeastern Forest Tree Improvement Conference (1971)
University of Maine Orono, Maine August 2-4, 1971
- Phenetic Affinities in Small Populations of New York Aspens
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- The Hybrid (Populus Deltoides X P. Balsamifera) X P. Nigra Var. Betulifolia in Manitoba
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- Phenotypic Variation in Height, Diameter, and Volume of Eastern White Pine Trees in Southeastern New Hampshire--Selection Potential
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- Diversity in Japanese Larch From Different Provenances Studied in Maryland
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- One-Parent Progeny Test of Sugar Maples Selected for Superior Sap-Sugar Production -- Early Results
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- Photosynthetic Response of Balsam Fir Seedlings From an Altitudinal Gradient
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- Procedure For Selection of Hybrid Poplar Clones For Commerical Trials in the Northeastern Region
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- Leaf Flush in Black Walnut at Several Midwest Locations
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- The Complete Tree Concept: A Challenge to the Forest Geneticist
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- Cone Characteristics and Seed Yield in Jack Pine
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- Selection System for Evaluating Resistance of Scotch Pine Seedlings to Ozone and Sulfur Dioxide
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- Genetic Control of Susceptibility to Hypoxylon Mammatum in Native Aspens
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- Some Observations on the Transition From Female Bearing to Male Bearing in Balsam Fir
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