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  1. The translocation of calcium in a soil ...
    By: Wilson, Benjamin Dunbar,
    Publication info: Ithaca, N.Y.,1918
    Contributed by: Library of Congress
    Subjects: Calcium  Soils  
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  2. The influence of calcium and magnesium compounds on plant growth.
    By: Wyatt, Frank Archibald,
    Publication info: 1916]
    Contributed by: University of California Libraries (archive.org)
    Subjects: Calcium  Growth (Plants)  Magnesium  
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