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  1. Desiderata of the herbarium for North America, north of Mexico :
    By: Vasey, George,
    Publication info: Washington, D.C. :Dept. of Agriculture, Botanical Division,1887.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: auto-assigned by category code  crop production  National Herbarium  plant cultural practices  Plants  United States  
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  2. Distribution and migration of North American warblers /
    By: Cooke, Wells Woodridge,
    Publication info: Washington, D.C. :U.S. Dept of Agriculture, Division of Biological Survey,1904.
    Contributed by: Unknown
    Subjects: Animal behavior  Animal ecology  auto-assigned by category code  
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  3. Progress report on grass experiments.
    By: Texas Agricultural Experiment Station.
    Publication info: [S.l.],1936.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    Subjects: auto-assigned by category code  crop production  Forage crops  plant cultural practices  Plants  
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  4. Silkworm : being a brief manual of instructions for the production of silk.
    By: Riley, Charles V.
    Publication info: Washington,1879.
    Contributed by: Unknown
    Subjects: animal production  auto-assigned by category code  nonfood animal products  Sericulture  Silkworms  
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