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  1. From the letter-files of S.W. Johnson, professor of agricultural chemistry in Yale University, 1856-1896, director of the Connecticut Agricultural Experiment Station, 1877-1900; edited by his daughter, Elizabeth A. Osborne.
    By: Johnson, Samuel William, - Osborne, Elizabeth A. (Johnson),
    Publication info: New HavenYale University Press1913
    Contributed by: Gerstein - University of Toronto (archive.org)
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  2. How crops feed. A treatise on the atmosphere and the soil as related to the nutrition of agricultural plants.
    By: Johnson, Samuel William,
    Publication info: New York,O. Judd[1870]
    Contributed by: Cornell University Library
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  3. How crops feed. A treatise on the atmosphere and the soil as related to the nutrition of agricultural plants. By Samuel W. Johnson.
    By: Johnson, Samuel William,
    Publication info: New York,O. Judd,1890 [c1870]
    Contributed by: NCSU Libraries (archive.org)
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  4. How crops feed; a treatise on the atmosphere and the soil as related to the nutrition of agricultural plants.
    By: Johnson, Samuel William,
    Publication info: New York,O. Judd,1895.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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  5. How crops grow. A treatise on the chemical composition, structure and life of the plant, for students of agriculture ...
    By: Johnson, Samuel William,
    Edition: Rev. and enl. ed.
    Publication info: New York,Orange Judd company1891.
    Contributed by: Cornell University Library
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  6. How crops grow. A treatise on the chemical composition, structure, and life of the plant, for all students of agriculture ...
    By: Johnson, Samuel William,
    Publication info: New York,O. Judd & company[c1868]
    Contributed by: Cornell University Library
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  7. How crops grow. A treatise on the chemical composition, structure and life of the plant, for students of agriculture ...
    By: Johnson, Samuel William,
    Edition: [Rev. ed.
    Publication info: New York,Orange Judd company1890.
    Contributed by: Cornell University Library
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  8. How crops grow. A treatise on the chemical composition, structure and life of the plant, for students of agriculture. With numerous illustrations and tables of analyses. By Samuel W. Johnson...
    By: Johnson, Samuel William,
    Edition: Rev. and enl. ed.
    Publication info: New York :Orange Judd Co.,1900 [1890]
    Contributed by: University of California Libraries (archive.org)
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  9. How crops grow; a treatise on the chemical composition, structure and life of the plant, for students of agriculture, with numerous illustrations and tables of analyses.
    By: Johnson, Samuel William,
    Publication info: New York,O. Judd,1888.
    Contributed by: Mertz Library, The New York Botanical Garden
    BHL Collections: New York Botanical Garden
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