Blar i NIVA Open Access Archive på forfatter "Vagstad, Nils"

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    • Tropical area study for agricultural runoff. Final Synthesis Report 

      Berge, D.; Vagstad, Nils; Ibrekk, H.O. (NIVA-rapport;2751, Research report, 1992)
      The study comprises an evaluation og the agricultural water pollution in the countries bordering the Eastern Baltic Sea, i.e. St.Petersburg Region, Estonia, Latvia, Lithuania, Kaliningrad Region, Vistula River Basin, Odra ...

    • Tropical area study for agricultural runoff. Final technical report 

      Vagstad, Nils; Ibrekk, H.O. (NIVA-rapport;2750, Research report, 1992)
      The study comprises an evaluation of the agricultural water pollution in the countries bordering the Eastern Baltic Sea, i.e. St. Petersburg Region, Estonia, Latvia, Lithuania, Kaliningrad Region, Vistula River Basin, Odra ...