Search Results - Cannon, Helen L., 1911-1996

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    The development of botanical methods of prospecting for uranium on the Colorado Plateau / by Cannon, Helen L., 1911-1996

    Published 1960
    Government Document Book
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    Geo botanical reconnaissance near Grants, New Mexico / by Cannon, Helen L., 1911-1996

    Published 1953
    Online Access
    Government Document eBook
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    Geobotanical reconnaissance near Grants, New Mexico / by Cannon, Helen L., 1911-1996

    Published 1953
    Government Document Book
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    Metal absorption by Equistetum (horsetail) / by Cannon, Helen L., 1911-1996, Shacklette, Hansford T., Bastron, Harry

    Published 1968
    Government Document Book
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    Some observations on plant assemblages and elemental content of plants in mineralized areas of the Walker Lake l⁰x 2⁰quadrangle, California-Nevada

    Published 1986
    Other Authors: “…Cannon, Helen L., 1911-1996…”
    Government Document Microfilm Book
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    Effects of nuclear and conventional chemical explosions on vegetation

    Published 1981
    Other Authors: “…Cannon, Helen L., 1911-1996…”
    Government Document Microfilm Book
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    Environmental geochemistry in health and disease; American Association for Advancement of Science symposium ...

    Published 1971
    Other Authors: “…Cannon, Helen L., 1911-1996…”
    Full Text (via Internet Archive)
    eBook
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