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    • Biogas sampling apparatus 

      Konemann, Charles E.; Kard, Bradford M.; The Board of Regents for Oklahoma State University (U.S. Patent and Trademark Office, 2021-11-23)
      There is provided a biogas flux chamber constructed in one embodiment from a metal can with an open bottom and an epoxy interior coating. The chamber is inserted into the soil to allow influx of soil gases. The lid includes ...
    • Metabolic Gas Emissions from Reticulitermes Flavipes (Kollar) (Isoptera: Rhinotermitidae) 

      Konemann, Charles E. (2016-07-01)
      Production of metabolic gases from many species of mound-building subterranean termites have been well studied in Africa, Australia and South America. However, native North American subterranean termites, Reticulitermes ...