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pro vyhledávání: '"Matthew L. Scheie"'
Publikováno v:
Journal of Water, Sanitation and Hygiene for Development. 4:206-213
With sand less than 0.70 mm often difficult to source in the field, it is of interest to study larger grained sand for use in biosand water filters (BSF). This study examined how sand grain size affects biological sand water filtration and how the co