Essays about: "ammonia fertilizer"

Showing result 1 - 5 of 20 essays containing the words ammonia fertilizer.

  1. 1. Kretslopp från avlopp : enterokocker som indikatororganismer och bärare av Vankomycinresistens

    University essay from SLU/Department of Molecular Sciences

    Author : Maja Berglind; [2023]
    Keywords : Enterococcus; enterokocker; urea; E. faecalis; E. faecium; hygienisering; ureahygienisering; ammoniak; svartvatten; klosettvatten; klosettavloppsvatten; avloppsvatten; antibiotikaresistens; Vankomycin; Vancomycin; CHROMagar; Slanetz-Bartley agar; indikatororganism;

    Abstract : Tillförsel av växtnäring på åkermark är nödvändig för matproduktionen. En återförsel av mänskliga fekalier och urin via källsorterat toalettavfall (klosettavloppsvatten) ökar cirkulationen av näring, bidrar till förbättrad jordhälsa och minskar risken för övergödning i vattendrag. READ MORE

  3. 2. Techno-economic and environmental analysis of alternative pathways for urea fertilizer production.

    University essay from Linköpings universitet/Industriell miljöteknik

    Author : Wilson Rodriguez; [2023]
    Keywords : Urea fertilizer; ammonia; natural gas; biogas; GWP; PE; hydrogen; nitrogen; technologies.;

    Abstract : The increasing global population has placed significant pressure on meeting food demands, leading to the widespread use of fertilizers to enhance crop yields. Urea, being the most used fertilizer globally, has contributed to improved agricultural productivity. READ MORE

  4. 3. Membrane-less porous walls electrolyzer for electrochemical ammonia synthesis

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Francesco Gelain; [2023]
    Keywords : electrochemical ammonia synthesis EAS ; nitrate reduction; green ammonia; energy storage; hydrogen carrier.; elektrokemisk ammoniaksyntes; nitratreduktion; ammoniak; grön ammoniak; energilagring; vätgasbärare.;

    Abstract : n a world of unsustainable growth and increasingly catastrophic climate events, the quest for sustainability is open. Electrochemical ammonia synthesis (EAS) represents an eco-friendly means for green ammonia production. READ MORE

  5. 4. Separation and acidification of digested animal manure : properties of the future organic fertilizers

    University essay from SLU/Dept. of Soil and Environment

    Author : Marie Björs; [2023]
    Keywords : Digestate; Eutrophication; Farmers’ survey; Plasma activation; Screw press;

    Abstract : Agricultural areas with a high animal density contribute to eutrophication in waterbodies and seas worldwide due to accumulation of nutrients around animal farms. Animal manure is heavy and bulky, thus unpractical to transport long distances and new techniques have been developed to refine animal manure and make it easier to transport. READ MORE

  6. 5. Swedish Nitrogen Flows : A national budget of anthropogenically induced reactive nitrogen

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Vincent Lernbecher; [2021]
    Keywords : ;

    Abstract : Nitrogen is a fundamental element in all forms of life and a crucial component of our agricultural productivity and global food security. However, excess nitrogen caused by human activity poses a serious threat to the environment and human health. READ MORE