Harold J. Derr
8 publications by Harold J. Derr:
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Brown-Spot Resistence Among Progenies of Longleaf Plus Trees
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Publication: Tree Improvement and Genetics - Southern Forest Tree Improvement Conference - 1971
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Needle Clipping Retards Growth of Planted Longleaf Pine
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Publication: Tree Planters' Notes - Issue 57 (1963)
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Better Repellent for Direct Seeding
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Publication: Tree Planters' Notes - Issue 61 (1963)
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Direct Seeding: A Fast, Reliable Method of Regenerating Longleaf Pine
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Publication: Tree Planters' Notes - Issue 32 (1958)
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Direct Seeding: A Fast, Reliable Method of Regenerating Longleaf Pine
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Publication: Tree Planters' Notes - Issue 33 (1958)
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New Bird Repellents for Longleaf Seed
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Publication: Tree Planters' Notes - Issue 28 (1957)
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Not for the Birds
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Publication: Tree Planters' Notes - Issue 20 (1955)
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Seedbed Density Affects Longleaf Pine Survival and Growth
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Publication: Tree Planters' Notes - Issue 20 (1955)
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