Essays about: "retention flow"

Showing result 21 - 25 of 62 essays containing the words retention flow.

  1. 21. The role of agricultural drainage in controlling the effectiveness of two-stage ditches in Sweden

    University essay from SLU/Dept. of Soil and Environment

    Author : Neerajaa Nagarajan; [2021]
    Keywords : Subsurface drainage; Absorbance flourescence spectroscopy; Suspended sediments; NO3N; NH4N; PO4P; TP values; DOM indices;

    Abstract : Increased agricultural activities are causing eutrophication in downstream water bodies. To mitigate nutrient leaching from cropland, various in-field and edge-of-field practices have been implemented. READ MORE

  3. 22. Return policies for online clothing retailers - A study of the return policy leniency and the importance of return policies to retailers and consumers

    University essay from Göteborgs universitet/Graduate School

    Author : Marios Melachroinos; Morteza Yahyaei Bavil; [2020-06-15]
    Keywords : Product returns; reverse logistics; return management; customer loyalty; retention;

    Abstract : Problem discussion and objective: Clothing product returns have become a real challenge in today's world as more consumers are experiencing online shopping, replacing the traditional physical shopping experience. In order to deal with this challenge, online retailers are in great need to take advantage of their reverse flow using efficient return management strategies. READ MORE

  4. 23. Development of a Method for Separation of Adenine Nucleotides

    University essay from Lunds universitet/Centrum för analys och syntes

    Author : Erika Miegel; [2020]
    Keywords : analytical chemistry; HPLC; HILIC; chromatography; technical analytical chemistry; teknisk analytisk kemi; Chemistry; Technology and Engineering;

    Abstract : Adenosine tetraphosphate, or Ap4A, is a nucleotide with very interesting proposed biological effects. Previous studies have indicated that blood glucose levels in mammals might increase in the presence of Ap4A, and that Ap4A might antagonize pancreatic ATP channels. READ MORE

  5. 24. Hållbar urban dagvattenhantering : exemplet Uppsala: problem, framtid och strategier

    University essay from SLU/Dept. of Urban and Rural Development

    Author : Agnes Volter; [2020]
    Keywords : hållbar stadsutveckling; klimatanpassning; skyfall; urban dagvattenhantering; blågrön-planering;

    Abstract : Examensarbetet behandlar behovet av en mer holistisk dagvattenhantering. Det synliggörs dels genom klimatförändringens effekter vilket innebär tätare och kraftigare nederbörd. Dels genom förtätningspolitiken och exploatering i städer som resulterar i fler hårdgjorda ytor och försvårar omhändertagandet av dagvatten. READ MORE

  6. 25. Optimizing the design of two-stage ditches to improve nutrient and sediment retention

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Sofia Englund; [2020]
    Keywords : eutrophication; water quality; mitigation measure; two-stage ditch; retention time; water retention; nutrients; sediments; vegetation; terrace; HEC-RAS; Manning’s coefficient; water level; climate change; övergödning; vattenkvalitet; begränsande åtgärd; tvåstegsdike; retentionstid; vattenretention; näringsämnen; sediment; vegetation; terrass; HEC-RAS; Manning’s koefficient; vattennivå; klimatförändring;

    Abstract : Negative effects on water quality are created by eutrophication of the world’s water resources. Mitigation measures have been implemented, but poor improvements in water quality have been observed. Two-stage ditches have the possibility to increase nutrient and sediment retention to reduce eutrophication in receiving water bodies. READ MORE