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  1. By: Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, [1911]
    Holding Institution: Canadiana.org
  2. By: Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1917
    Holding Institution: Canadiana.org
  3. By: Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, [1912]
    Holding Institution: Canadiana.org
  4. By: Fulmer, H. L. - Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1909
    Holding Institution: Canadiana.org
  5. By: Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1910
    Holding Institution: Canadiana.org
  6. By: Howitt, J. E. (John Eaton), - Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, 1917
    Holding Institution: Canadiana.org
  7. By: Caesar, Lawson, - Ontario. Dept. of Agriculture.
    Publication info: Toronto, Dept. of Agriculture, [1914]
    Holding Institution: Canadiana.org
  1. By: Caesar, Lawson,
    Type: Article
    In: Journal of economic entomology
    Volume: 1
    Issue: 6
    Date: 1908-12-01
    Page Range: 397--401
    Publication Info: [College Park, Md., etc.], Entomological Society of America [etc.],