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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Fry, William H. (William Henry),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1922
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Salts  
  2. By: Kearney, Thomas H. (Thomas Henry), - Harter, L. L. (Leonard Lee) - United States. Bureau of Plant Industry. - United States. Department of Agriculture. - United States. Government Printing Office.
    Publication info: Washington, G.P.O, 1907
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: Alkali lands  Plants  Salts  Sodic soils