Front Cover and Table of Contents
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Keynote Address: Physiological Limitations of Productivity
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Recurrent Selection in Forest Tree Breeding
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Progress and Problems in Forest Tree Selection
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A Selection System for Superior Black Walnut Trees and Other Hardwoods
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Natural Variation in Seed Characteristics and Seed Yield of Black Walnut in the Tennessee Valley
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Preliminary Selection of Eastern Cottonwood Clones
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Intraspecific Variation in Growth and Wood Characteristics of Two Slash Pine Varieties Grown in South Florida
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Genetic Improvements in Forest Trees - Growth Rate and Wood Characteristics in Young Loblolly Pine
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Progeny Testing for Intensive Management
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Parental Selection Versus Half-Sib Family Selection of Longleaf Pine
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Clone-site Interaction of Eastern Cottonwood
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Variations in Height Growth and Conelet Set in Two-year-old F2 Seedlings of Loblolly Pines
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Testing Slash Pine for Rust Resistance in Artificial and Natural Conditions
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Inbreeding as a Means of Genetic Improvements of Loblolly Pines
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Results of the Southwide Pine Seed Source Study through 1968-69
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Phenotypic and Genotypic Variation in Eastern Cottonwood in the Southern Great Plains
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Phenotypic and Genotypic Variation in Eastern Cottonwood in the Southern Great Plains
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Pathogenic Variability in Cronartium Fusiforme
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Electrophoresis Separation of General Protein and Isoenzymes of Black Cherry Seed
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Nonoptimality of Local Races
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Provence Testing Mexican Pines in the United States and Brazil
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Early Evaluation of a Seed Source Study in Eastern Redcedar in South Carolina
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Geographic Variation in Growth and Wood Quality of Loblolly Pine in North Carolina
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Seed Orchard Problems - in Retrospect and Anticipation
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Some Practical Aspects of Seed Orchard Management in the South
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Soil Moisture Stress and Tracheid Length in Loblolly Pine
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Uniform seedling density is important in hardwood progeny test nurseries
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Fertilization of an Eight-year-old Slash Pine Plantation Thinned for Seed Production
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Female-Strobilus Production in a Slash Pine Seed Orchard Following Branch Pruning
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Influence of Rootstock on Flowering in Shortleaf Pine
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Comparing Grafting Techniques for Black Walnut
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