Essays about: "Phosphorous."

Showing result 6 - 10 of 100 essays containing the word Phosphorous..

  1. 6. The geochemical status of the surface water and the sediments in the estuary of the Sangis River, Kalix, Sweden

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Anton Sandberg; [2023]
    Keywords : Framboidal pyrite; dredging; Sangis River; estuary; redox ladder; sediment; sediment cores; SEM-EDS;

    Abstract : It has been common in forestry and agriculture to drain waterlogged areas through ditching in order to cultivate them. The ditches that drain water are usually connected to some watercourse, such as a river. READ MORE

  3. 7. Wastewater Treatment at Kraft Pulp Mills : Effect of temporary effluents and mitigation measures

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Hodda Shariatmadari; [2023]
    Keywords : ;

    Abstract : Large amount of water is used in the pulp-and-paper industry. Consequently, large amount of wastewater is produced in the various production processes. In general, the pollutants of concern involve organic compounds, nutrients, including nitrogen and phosphorous, suspended solids, and chlorinated compounds. READ MORE

  4. 8. Using microalgae for removing nutrients from RAS aquaculture effluents - a viable strategy? A case study.

    University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap

    Author : Samuel Karlsson; [2022-07-06]
    Keywords : ;

    Abstract : The increased global demand for fish has caused a tremendous increase in aquaculture production during the last decade, emphasising the importance of systems with a low climate footprint. One such system is a recirculating aquaculture system (RAS) which is land-based as opposed to traditional open systems. READ MORE

  5. 9. Valpars näringsbehov - vad blir konsekvenserna av felaktig utfodring

    University essay from SLU/Dept. of Animal Environment and Health

    Author : Kristina Thune; [2022]
    Keywords : Feeding; growth; nutritional requirements; nutrition; pediatric nutrition; improper feeding; skeletal and joint problems;

    Abstract : The nutrient requirement for puppies is affected by the age and size of the dog. The nutritional requirements for growing individuals are higher than for adult dogs. They have a higher requirement of energy, protein, calcium, and phosphorous to be able to grow and develop. READ MORE

  6. 10. Effects of vegetation and nutrients on methanotroph abundance and methane emissions from constructed wetlands

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

    Author : Klara Yngve; [2022]
    Keywords : Diffusive flux; Ebullition; Dissolved CH4; CH4 oxidation; Phosphorous;

    Abstract : Agriculture is the largest anthropogenic source of nitrogen and phosphorous (P) leakage to Swedish coastal seas, causing eutrophication which threatens marine ecosystems. Constructing wetlands is one way to improve nutrient retention in the modern agricultural landscape. However, constructed wetlands can emit substantial amounts of methane (CH4). READ MORE