Haku
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Dry toilet compost and separated urine as fertilisers – reflections to legislation and agricultural practices in Finland
(2007 International Conference on Sustainable Sanitation - conference proceedings, 2007)
Nutrient levels, heavy metal concentrations and bacterial contamination fo crops when using urine, dry toilet compost and septic tank sludge as fertilizers
(Global Dry Toilet Club of Finland, Tampere Polytechnic and Tampere University of TechnologyTampere, 2006)