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  1. By: Beyer, A. H. (Adolph Harvey),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1921
    Holding Institution: Multiple institutions
  1. By: Beyer, A. H. (Adolph Harvey),
    Type: Article
    In: The Kansas University science bulletin
    Volume: 14
    Issue: 15
    Date: 1922-10
    Page Range: 371--391
    Publication Info: Lawrence, Kan, The University, 1902-1924