Relationships between the internal and external ...

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ric acid (HOWARD, 1960). "The chcmistry can be ... LAND & EVANS, 1976; DAZY & GRILLOT, 1982). is as follows: CaSO4 + CH4 ( + Bacteria) ..... draft of this report and Walter Dragoni, University of Perugia, for rcading a later draft of this report ...