21st Northeastern Forest Tree Improvement Conference (1973)
University of New Brunswick. Fredericton, New Brunswick. Canada Aug. 27-30, 1973.
- Recent Results of Interprovenance Crosses in Sweden and the Implications for Breeding
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- Early Results of Provenance Hybridization in Black Spruce
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- Selfing and Provenance Hybridization in Red Pine
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- Interspecific Incompatibility and Inviability Problems in Forest Trees
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- A Jack Pine Seedling Seed Orchard Plantation of Usual Design
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- Parent-Progeny Correlation of Budbreak in White Spruce at Petawa, Ontario
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- Variability of Yellow Birch in the Western Great Lakes Region
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- Larsen's Own--A Spectacular Hybrid Larch
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- Geographic Variation of Growth and Wood Properties in Eastern White Pine--15-Year Results
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- Nutrient Content of Austrian Pine as Affected by Source and Location
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- Realized and Estimated Efficiency of Early Selection in Hybrid Poplar Clonal Tests
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- Effect of Storage Upon Balsam Fir Pollen Viability and Seed Development
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- Interprovenance Crosses of Loblolly Pine
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- Interspecific Hybridization in Forest Trees: Potential Not Realized
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- The Role of Interspecific Hybridization in Forest Tree Breeding
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- Interspecific Hybridization in Pinus: A Summary Review
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- Progress Report Effects of Fertilization on Vegetative Growth and Early Flowering and Fruiting of Seed Orchard Black Cherry
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- Phenotypic Selection of Sugar Maples for Superior Sap Volume Production
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- Poplars Can Be Bred to Order for Mini-Rotation Fiber, Timber and Veneer Production, and for Amenity Plantings
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- Seedling Seed Orchards for Jack Pine
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