Search results for: Spencer, Elvins Yuill, 1914-

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  1. 1

    Guide to the chemicals used in crop protection

    Authors: Spencer, Elvins Yuill, 1914-
    Published: Agriculture Canada, Research Branch, 1981
    Physical Description: lv, 595 pages ; 28 cm.
    Book
  2. 2

    Guide to chemicals used in crop protection

    Authors: Spencer, Elvins Yuill, 1914-
    Published: [Queen's Printer], 1968
    Physical Description: 483 pages ; 28 cm.
    Book