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  1. By: Chittenden, F. H. (Frank Hurlbut), - United States. Bureau of Entomology. - United States. Department of Agriculture.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1910
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Agricultural pests  Control  Fumigation  Hydrocyanic acid gas  Mediterranean flour moth
  2. By: Sasscer, E. R. (Ernest Ralph), - Borden, Arthur D. (Arthur Dickie),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1917
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Fumigation  Greenhouses  Hydrocyanic acid gas  
  3. By: South Africa. Horticultural Board. - Lounsbury, Charles Pugsley,
    Publication info: Cape Town, Townshend, Taylor & Snashall, 1897
    Holding Institution: University of California Libraries
    Subjects: Fumigation  Hydrocyanic acid gas  Scale insects  
  4. By: Howard, L. O. (Leland Ossian), - United States. Bureau of Entomology. - United States. Department of Agriculture.
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, Bureau of Entomology, 1907
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Control  Hydrocyanic acid gas  Insect pests  Pesticides