Essays about: "fosforretention"

Found 4 essays containing the word fosforretention.

  1. 1. Phosphorus accumulation in a free water surface wetland discharging into the Baltic Sea

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Manuela Watschka; [2021]
    Keywords : free water surface wetland; phosphorus accumulation; internal loading; sediment accumulation;

    Abstract : Eutrophication has been an issue of the Baltic Sea for a long time, causing de-creased water clarity due to enhanced growth of algae and oxygen depletion dur-ing the decomposition of algae. The study investigated the free water surface wetland Vilhelmsberg that treats agricultural runoff before the water reaches the Baltic Sea. READ MORE

  3. 2. Internbelastningsrisk från våtmarkssediment

    University essay from SLU/Dept. of Aquatic Sciences and Assessment

    Author : Sofie Michelsen; [2021]
    Keywords : Internbelastning; anlagda våtmarker; övergödning; fosforretention; jordbruksmark;

    Abstract : Syftet med studien var att kvantifiera internbelastningsrisken i 21 anlagda våtmarker i jordbruksområden runt sjön Mälaren i Sverige. Även att utvärdera hur avrinnings- och våtmarksfaktorer påverkar internbelastningsrisken. READ MORE

  4. 3. Utvärdering av öppna dikens status och funktion : en förstudie i Västmanlands län

    University essay from SLU/Dept. of Soil and Environment

    Author : Pontus Bornold; [2013]
    Keywords : markavvattning; markavvattningsföretag; dikesutvärdering; vattendragsmorfologi; dikesunderhåll; klimatanpassning;

    Abstract : Evaluations of open Ditch status and function, with an assessment of suitability of a conversion to a two stage ditch as a low maintenance alternative. To illustrate Swedish drainage problems this work focused on two agricultural drainage associations assessed in detail with a new method called MADRAS (Minnesota Agricultural Ditch Reach Assessment for Stability). READ MORE

  5. 4. Våtmarker för näringsretention i Lillån : var bör de ligga och vilken effekt kan vi förvänta

    University essay from SLU/Dept. of Soil Sciences

    Author : Malin Pettersson; [2006]
    Keywords : anlagda våtmarker; placering; kväveretention; fosforretention;

    Abstract : Construction of wetlands in the agricultural landscape may reduce nitrogen and phosphorus transfer to streams, thereby reducing the eutrophication of lakes and seas. The agriculturalstream Lillån, a tributary to stream Sagån, ends up in Lake Mälaren and is transporting large amounts of these plant nutrients. READ MORE