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  1. 1

    Agricultural chemicals / by Thomson, W. T.

    Published 1989
    Book
  2. 2

    Agricultural chemicals / by Thomson, W. T.

    Published 1978
    Book
  3. 3

    A Critical review of the techniques for testing insecticides / by Busvine, James R.

    Published 1971
    Book
  4. 4

    Chemicals evaluated as insecticides and repellents at Orlando, Fla. / by King, W. V.

    Published 1954
    Book
  5. 5

    Higiene del individuo y de la comunidad /

    Published 1949
    Book