Showing 1 - 11 results of 11 for search 'Schmitz, Richard F.', query time: 0.04s Refine Results
  1. 1
    A fiberglass cage for rearing bark beetles in small log sections /

    A fiberglass cage for rearing bark beetles in small log sections / by Schmitz, Richard F.

    Published 1972
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  2. 2
    An instance of lightning damage and infestation of ponderosa pines by the pine engraver beetle in Montana /

    An instance of lightning damage and infestation of ponderosa pines by the pine engraver beetle in Montana / by Schmitz, Richard F.

    Published 1969
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  3. 3
    A passive aerial barrier trap suitable for sampling flying bark beetles /

    A passive aerial barrier trap suitable for sampling flying bark beetles / by Schmitz, Richard F.

    Published 1984
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  4. 4
    Douglas-fir beetle /

    Douglas-fir beetle / by Schmitz, Richard F.

    Published 1996
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  5. 5
    Antiaggregative effect of verbenone on response of the mountain pine beetle to baited traps /

    Antiaggregative effect of verbenone on response of the mountain pine beetle to baited traps / by Schmitz, Richard F.

    Published 1990
    Government Document Book
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  6. 6
    Characteristics of endemic-level mountain pine beetle populations in south-central Wyoming /

    Characteristics of endemic-level mountain pine beetle populations in south-central Wyoming / by Bartos, Dale L.

    Published 1998
    Other Authors: “…Schmitz, Richard F.…”
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  7. 7
    Comparative attraction of Douglas-fir beetles to frontalin and tree volatiles /

    Comparative attraction of Douglas-fir beetles to frontalin and tree volatiles / by Furniss, Malcolm M.

    Published 1971
    Other Authors: “…Schmitz, Richard F.…”
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  8. 8
    Association of an endemic mountain pine beetle population with lodgepole pine infected by Armillaria root disease in Utah /

    Association of an endemic mountain pine beetle population with lodgepole pine infected by Armillaria root disease in Utah / by Tkacz, Borys M.

    Published 1985
    Other Authors: “…Schmitz, Richard F.…”
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  9. 9
    Characteristics of endemic-level mountain pine beetle populations in south-central Wyoming

    Characteristics of endemic-level mountain pine beetle populations in south-central Wyoming by Bartos, Dale L.

    Published 1998
    Other Authors: “…Schmitz, Richard F.…”
    Government Document Microfilm Book
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  10. 10
    Pine engraver, Ips pini, in the western states /

    Pine engraver, Ips pini, in the western states / by Sartwell, Charles

    Published 1971
    Other Authors: “…Schmitz, Richard F.…”
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  11. 11
    Additional releases of larch casebearer parasites for biological control in the western United States /

    Additional releases of larch casebearer parasites for biological control in the western United States / by Ryan, Roger B.

    Published 1975
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