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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Cressman, A. W. (Albert Wallace), - Plank, H. K. (Harold Kaufman),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1935
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Camphor tree  Control  Diseases and pests  Scale insects  
  2. By: Yothers, W. W. - Mason, Arthur C. (Arthur Charles),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1924
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Camphor tree  Diseases and pests  Thrips  
  1. By: Spalding, George H.
    Type: Article
    In: Lasca leaves
    Volume: 21
    Date: 1971
    Page Range: 64-70
    Publication Info: Arcadia, Calif, California Arboretum Foundation, 1950-1976
    Subjects: Brazilian pepper tree  Camphor tree  Podocarpus gracilior  Shade trees -- California