131 uppsatser · sida 6 av 9
… of alarming reports saying that the sludge in addition to heavy metals, toxic organic compounds, also contains brominatedcontaining flame retardants and dangerous infectious matter from hospital waste water. The alarming reports made the LRF in October 1999 to ban all spreading …
en fältstudie
… from seven farms in Skaraborg in Sweden. Four of the investigated farms had an organic production system (KRAV). At the farm visits information concerning the feeding of the cows and their milk production was gathered. Furthermore urine samples were collected from 10 % of the …
provtagning, analys och förslag till åtgärder
… sampling points the water flow was measured with a V-notch. Minerogenic and organic sediment samples were also collected and analysed for total concentrations of Cu, Zn, Cd, Fe och As. In the pit lake, water samples were collected at 0-, 2-, 5-, 8 and 12- meter depths. These …
Rötgaskammare för småskalig biogasproduktion
… dioxide, where methane is theenergy-rich gas, and is naturally created when organic matter breaks down in absenceof oxygen, also known as anaerobic digestion. A biogas plant re-creates the anaerobicconditions inside a digester where the organic substrate is fed into and digests …
… and germination. The aim of this study was to investigate and characterize how organic nitrogen affects the first emergence and formation of the root system in maturated and germinated Norway spruce somatic embryos and plants. The present study suggests that organic nitrogen …
… goats, and there is a need of more knowledge of how it affects growth rate, organic matter intake and the digestibility of different diets.
… to increase the knowledge on manure nutrient value and the soil conditioning organic matter. The subsidy on mineral fertilizers is though an important contributing factor to bad manure usage. The development of biogas production in Russia may seem tempting, looking at the …
soil carbon and yield modelling for crop rotations with rye
… term biogas digestate refers (in this case) to the slurry that remains after organic material, primarily food waste or animal manure, has been used for biogas production. For rotations with ley, a case where ley was used for biogas production and the resulting digestate was …
En studie gällande utvärdering av omrörningssystem vid Ekeby reningsverk
… is a renewable energy produced through anaerobic digestion, which means that organic matter is degraded by microorganisms under anaerobic conditions. The produced biogas can then be used for cogeneration, electricity, heat or upgraded to vehicle gas. Eskilstuna Energy & …
Biogas is a renewable energy source that is produced by anaerobic digestion of organic mate-rial. In Sweden, biogas predominately comes from sewage water sludge and landfills or from organic waste of households and industries. Small scale digestion plants at farms are …
… approach for Ecological and Handicraft Development Center. The market for organic products is also highlighted in the study. To highlight the difficulties, two companies will act as examples. We chose to look at our thesis from a hermeneutic approach because the aim is not to …
En retorisk analys av Coop som grönt företag
… study has therefore been made with the grocery market brand Coop with focus on organic food. The material used consists of texts from Coop’s website to represent their brand. The topic of all texts is organic production and its relation to Coop. To analyze the consumers? …
Där värme- och elproduktion samt lönsamhet studeras och avfall är huvudbränslet
… the heat and electricity production and profitability of a combined Organic Rankine Cycle (ORC) and heat pump that is integrated with an existing district heating system. The studied district heating system is utilizing heat from waste incineration. In Sweden waste constitute 20 …
bakgrund och möjliga lösningar
… reducing hemocromes, high microbiological loads, contamination of nitrite or organic/non organic substanses, DFD meat etc. The intention of the experiments preformed in this project was to try to understand why the hamburgers turned pink and thereby help the company that have …
This literature review describes organic pig production in Sweden, its advantages and disadvantages, but also how its problems can be reduced or solved. Organic pigs have the possibility to a more natural behaviour than conventional pigs. With outdoor pigs comes problems …
