Showing 1 - 2 results of 2 for search 'Wardle, Robert A.', query time: 0.01s Refine Results
  1. 1
    The problems of applied entomology

    The problems of applied entomology by Wardle, Robert A.

    Published 1929
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  2. 2
    Principles insect control

    Principles insect control by Wardle, Robert A.

    Published 1923
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