Sort By:
  1. Bordeaux-oil emulsion /
    By: Winston, John R. - Bowman, John J. - Yothers, W. W.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1923.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book
  2. The camphor thrips /
    By: Yothers, W. W. - Mason, Arthur C.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1924.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book
  3. Hibernation of the Mexican cotton boll weevil /
    By: Hinds, W. E. - Yothers, W. W.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1909.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book
  4. Hibernation of the Mexican cotton boll weevil. By W. E. Hinds and W. W. Yothers ...
    By: Hinds, W. E. - Yothers, W. W.
    Publication info: Washington,Govt. print. off.,1909.
    Contributed by: Library of Congress
    BHL Collections: Library of Congress
    View Book
  5. Mixing emulsified mineral lubricating oils with deep-well waters and lime-sulphur solutions /
    By: Yothers, W. W. - Winston, John R.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1924.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book
  6. Preparations for winter fumigation for the citrus white fly /
    By: Morrill, A. W. - Yothers, W. W. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1909.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book
  7. Some reasons for spraying to control insect and mite enemies of citrus trees in Florida /
    By: Yothers, W. W.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture,1918.
    Contributed by: Multiple institutions
    View Book
  8. Spraying for white flies in Florida /
    By: Yothers, W. W. - United States.
    Publication info: Washington, D.C. :U.S. Dept. of Agriculture, Bureau of Entomology,1913.
    Contributed by: U.S. Department of Agriculture, National Agricultural Library
    View Book