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  1. 1

    Limnology of Ifugao rice terraces, Philippines per Margraf, Josef, Voggesberger, Monica, Milan, Paciencia P.

    Publicat 1994
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    Limnology of Ifugao rice terraces, Philippines
  2. 2

    Nitrogen-fixing phototrophs in the Ifugao rice terraces (Philippines) per Roger, Pierre A., Voggesberger, Monica, Margraf, Josef

    Publicat 1986
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    Nitrogen-fixing phototrophs in the Ifugao rice terraces (Philippines)

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