Browsing International Biological Program Technical Reports (1970-1975) by Author "Steffan, Wallace A"

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  • Steffan, Wallace A (Island Ecosystems IRP, U.S. International Biological Program, 1972-08)
    The seasonal fluctuations of Ctenosciara hawaiiensis (Hardy) populations in two different ecosystems at the same elevation on Mauna Loa on the island of Hawaii are compared and correlated with fluctuations in rainfall, ...
  • Steffan, Wallace A (Island Ecosystems IRP, U.S. International Biological Program, 1973-06)
    Fourteen Hawaiian Sciaridae (Diptera) were studied in the laboratory and reared in constant temperature cabinets at 20°C + or -2°. Six of these species are possibly endemic. The mean developmental time in days of eggs, ...

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