Essays about: "kväve"

Showing result 1 - 5 of 223 essays containing the word kväve.

  1. 1. Sustainability assessment of sanitation systems in El Alto, Bolivia : A pre-study

    University essay from Uppsala universitet/Institutionen för geovetenskaper

    Author : Malin Smith; [2020]
    Keywords : Sustainable sanitation; peri-urban; urine-diverting dry toilet; waste stabilization pond; stakeholder; Hållbar sanitet; peri-urban; urinsorterande torrtoalett; stabiliseringsdamm; intressent;

    Abstract : The Sustainable Development Goal (SDG) Target 6.2 aims at providing access to adequate and equitable sanitation and hygiene for all and to end open defecation by 2030. Yet, 47 % of the population in Bolivia lacked access to basic sanitation services in 2012. READ MORE

  2. 2. The effect of Arbuscular mycorrhizal fungi and biostimulating algae extract on establishment, growth and development of Vitis vinifera : a field study conducted in Sweden

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

    Author : Hanna Silwer; [2020]
    Keywords : Arbuscular mycorrhiza; biostimulator; crop physiology; mineral fertilizers; precision farming; Vitis vinifera;

    Abstract : About 23% of total global net anthropogenic emissions of greenhouse gases (GHG) come from agricultural and forestry related activities. One of the largest contributors of GHG is the usage of nitrogen (N) and phosphorous (P) fertilizers, causing eutrophication and contributing to global warming. READ MORE

  3. 3. Sustainability effects of introducing legumes in traditional cropping systems : an experimental case study in Swedish context

    University essay from SLU/Dept. of Economics

    Author : Jakob Rönnholm Håkansson; Ulrik Bergsland; [2019]
    Keywords : cropping system; legumes; optimization; profitability; sustainability;

    Abstract : The agricultural sector of the world faces a growing food demand because of a growing world population. To support this growing demand, it could be necessary that agricultural production increases, this increase in production must be achieved sustainably. READ MORE

  4. 4. Hållbar boskapsproduktion : växthusgaser från nötkreatur och möjliga strategier för minskade utsläpp

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

    Author : Julia Bonevik; [2019]
    Keywords : koldioxid; lustgas; metan; silvopastoral; ekologisk;

    Abstract : Hållning av nötboskap genererar utsläpp av de tre växthusgaserna koldioxid, lustgas och metan. Alla tre har stor betydelse för klimatet på jorden då de bidrar till den pågående globala uppvärmningen. Utsläpp från dessa växthusgaser kan delas in de som kommer direkt ur korna samt indirekta utsläpp som genereras vid skötseln av dem. READ MORE

  5. 5. Effects of nitrogen quality and quantity on weed-crop competition : a greenhouse experiment with Avena sativa and Avena fatua

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Lukas Hallberg; [2019]
    Keywords : weed-crop competition; resource pool diversity; soil microbes; weed community;

    Abstract : The intensification of agricultural activities has provided unprecedented increases in crop production. In the light of this development concerns have been raised about its negative environmental impact. High-input farm management has further reduced the weed diversity and shaped weed communities to consist of a few highly competitive weed species. READ MORE