John A . Sprackling
4 publications by John A . Sprackling:
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Jack Pine Provenance Study in Eastern Nebraska
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Publication: Tree Improvement and Genetics - Central States Forest Tree Improvement Conference - 1974
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Ten-Year Performance of Douglas-Fir Provenances in Eastern Nebraska
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Publication: Tree Improvement and Genetics - Lake States Forest Tree Improvement Conference - 1975
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Care and Handling of Experimental Tree Material From Seed Identification to Outplanting
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Publication: Tree Planters' Notes - Volume 33, Number 3 (1982)
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Germination of Pinus Gerardiana Seeds Following Storage and Stratification
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Publication: Tree Planters' Notes - Volume 27, Number 3 (1976)
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