9th Central States Forest Tree Improvement Conference (1974)
Proceedings of the 9th Central States Forest Tree Improvement Conference held in Ames, Iowa on October 10-11, 1974.
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Diversity--The Only Assurance Against Genetic Vulnerability to Disease in Major Crops
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Recent Progress in the Breeding and Selection of Elms
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Implications of Genetic Variation in Host Resistance to Air Pollutants
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Differences in Cell-Wall Chemical Composition Among Eighteen Three-Year-Old Populus Hybrid Clones
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The Efficacy of Early or Indirect Truncated Selection
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A Comparison of Field and Growth Chamber Productivity of Three Poplar Clones
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Inbreeding Depression in Eastern White Pine
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Provenance and Growth Studies of Basswood
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A Scots Pine Clonal Seed Orchard of Provenance Origin
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A Progeny Test of Ottawa Valley Jack Pine--6-Year Results
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Jack Pine Provenance Study in Eastern Nebraska
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Variation in Growth Rate and Time of Flowering and Foliation of Eastern Cottonwood
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Foliar Nitrogen and Potassium Variation in Cottonwood as Affected by Genetic and Site Factors
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Genetic Gain for Five Traits in Black Walnut
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Black Walnut in Central Kentucky: Growth and Development of Half-Sib Families Under Artificial Shade
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Differences in Applied Auxin Transport and Metabolism Related to Rooting of Black Walnut Cuttings
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Drought Hardiness in Black Walnut
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White Pines From the Southern Appalachians
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Fifteen-Year Performance of Eastern White Pine Seed Source Tests in the Lower Ohio Valley
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Genetic Improvement of Pecan for Wood Production
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North Dakota's Tree and Shrub Seed Certification Program
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Minutes of the 9th North Central Forest Tree Improvement Business Meeting, October 10, 1974
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Acknowledgement
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Attendance, 9th CSFTIC
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