Resultados de búsqueda - "Heavy metal"
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Optimerad hygienisering vid kompostering av avloppsslam
Publicado 2013“…An untapped resource such as sewage sludge that is rich in nutrients and humus-forming materials could replace parts of the commercial fertilizers used in Sweden today. owever, sewage sludge contains undesirable substances such as heavy metals and drug residues, and pathogenic microorganisms. …”
M2 -
Assay of nitrification potentials in sewage sludge
Publicado 2016“…Application to arable land is though controversial as SS can contain contains such as human pathogens, heavy metals and xenobiotics. Post-treatment processes of SS such as long term storage which can reduce pathogenic bacteria before application to soil implicate a risk of nitrogen (N) losses via emissions of the greenhouse gas nitrous oxide (N2O) and leaching of nitrate (NO3-). …”
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Second cycle, A2E -
Påverkan på Valboåsen från verksamheter inom Svedens industriområde samt närliggande områden : hot mot grundvattnets kvalitet och kvantitet?
Publicado 2015“…The pollutants that has been used in the greatest quantities of Svedens industrial area is heavy metals, solvents and oils. The risks of spreading to the esker groundwater are large since the industrial area is right next to and also on top of Valboåsen and that river Gavleån goes along with the northern parts of the esker. …”
M2 -
Potential to inactivate microorganisms in sewage sludge by ammonia treatment : different temperatures and urea additions
Publicado 2015“…The dispersion of heavy metals, organic pollutants and pathogens are the main risk factors generally considered. …”
H2 -
Förstärkning av naturliga processer i öppen dagvattenhantering
Publicado 2022Enlace del recurso
First cycle, G2E -
Makroalger och deras användning som livsmedel och livsmedelstillsatser
Publicado 2014Enlace del recurso
First cycle, G2E -
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Kvalitet i brödvete
Publicado 2004“…Cadmium is one of the most serious heavy metals in the crop grains, because of the relatively high amounts taken-up. …”
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Otro -
Landvinning
Publicado 2008“…Due to it's content of sulphide minerals, predominantly pyrite (FeS2), there is a risk of oxidation and formation of acid water containing heavy metals, known as Acid Rock Drainage (ARD). To prevent the process of oxidation, the tailings and waste rock have to be reclaimed. …”
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Otro -
Mecanismos de promoción del crecimiento vegetal por rizobios simbióticos y asimbióticos
Publicado 2022Enlace del recurso
Capítulo de libro -
Colección de Microorganismos con Interés en Biofertilizantes (CMIB)
Publicado 2022Enlace del recurso
Capítulo de libro