Search results for: Valek, Douglas A. (Douglas Allen), 1942-

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  1. 1

    A study of the host-parasite relationships of Scolytus multistriatus Marsham and methods of propagation for the introduced parasite Dendrosoter protuberans (Nees) Wesm.

    Authors: Valek, Douglas A. (Douglas Allen), 1942-
    Published: 1967
    Physical Description: 2 unnumbered pages, vi, 70 leaves : illustrations ; 29 cm
    Thesis Book
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  2. 2

    A study of the host-parasite relationships of Scolytus multistriatus Marsham and methods of propagation for the introduced parasite Dendrosoter protuberans (Nees) Wesm

    Authors: Valek, Douglas A. (Douglas Allen), 1942-
    Published: 1967
    Physical Description: 1 online resource (2 unnumbered pages, vi, 70 pages) : illustrations
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    Thesis Electronic eBook
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  3. 3

    Dutch elm disease : biology and control of vectors in Michigan

    Authors: Shaddy, James Henry, 1938-, Riedl, H. (Helmut), 1943-, Truchan, James George, 1942-, Valek, Douglas A. (Douglas Allen), 1942-, Ilnitzky, Steven
    Published: Michigan State University, Agricultural Experiment Station, 1978
    Physical Description: 1 online resource (3 pages, 1 unnumbered pages).
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    Electronic Book
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