Essays about: "Saturated polonite"

Showing result 1 - 5 of 6 essays containing the words Saturated polonite.

  1. 1. Effect of Mycorrhizal Inoculation on Growth and Nutrient Uptake by Leek (Allium porrum) fertilized with Inorganic N Combined with Saturated Polonite

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Emmanuel Owusu Boateng; [2023]
    Keywords : Phosphorus; Arbuscular Mycorrhiza fungi; Saturated polonite; Nitrogen; Allium porrum; Sustainability; circular economy;

    Abstract : The continuous rise in global population continues to increase the demand for food. Meeting this rise in demand requires an increase in agricultural input, such as applying fertilizers, including phosphorus (P). READ MORE

  3. 2. Synergies of nutrient fractions for fertilization in agriculture

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Linda Adjei; [2022]
    Keywords : Phosphorus; Wastewater; Polonite; molybdenum blue spectrophotometry; Fertilizer; Sunflower; Plant growth;

    Abstract : A few countries are controlling the worlds phosphate reserves and this raw material is depleting at a faster rate. Most of the mined phosphate rock comes from Morocco and the Russia area which has unstable security. Studies shows that about 40% of potash export and 28% of nitrogen and phosphorus (P) fertilizer products comes from the Russia area. READ MORE

  4. 3. Phosphorus and Nitrogen Removalin Modified Biochar Filters

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Ylva Stenström; [2017]
    Keywords : biochar; modified biochar; phosphorus filter; wastewater; batch adsorption experiment; nitrogen filter; COD; Tot-P; Tot-N; biokol; impregnerat biokol; fosforfilter; avloppsvatten; skakexperiment; kvävefilter; COD; Tot-P; Tot-N;

    Abstract : Onsite wastewater treatment systems in Sweden are getting old and many of them lack sufficient phosphorus, nitrogen and organic carbon reduction. Biochar is a material that has been suggested as an alternative to the common sand or soil used in onsite wastewater treatment systems. READ MORE

  5. 4. Ammonium and orthophosphate ions removal from source separated human urine using dual reactive filters: A small scale laboratory study in a batch mode.

    University essay from KTH/Mark- och vattenteknik

    Author : Prayash Khanal; [2013]
    Keywords : Reactive filters system; Urine; Nutrients removal; Polonite; Mordenite; Batch mode;

    Abstract : The nutrients available in urine make it a good resource as fertilizer. Limited availability of natural phosphorus (P) is compelling people to think about recovering and returning it back to the land from waste stream. READ MORE

  6. 5. Removal and Recycling of Phosphorus from Wastewater Using Reactive Filter Material Polonite®

    University essay from KTH/Skolan för kemivetenskap (CHE)

    Author : Anna Österberg; [2012]
    Keywords : Phosphorus; Polonite®; adsorption; filter; removal; recycling; recovery; wastewater treatment;

    Abstract : Literature reviews and laboratory work were used to examine the phosphorus removal efficiency of the reactive filter material Polonite®. This material is produced from the calcium carbonate and silica based rock Opoka. READ MORE