ធនធាន ដាក់ស្លាក: Biosand
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28 តុលា 2014 Access to clean drinking water remains one of the greatest challenges in the world. The BioSand Filter is one method that can be used for purifying water at the household level. With this filter, contaminated water is filtered through a natural biological layer and then layers of sand, pebbles...
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30 មិនា 2017 Making Silage in Vichada Tech Note Spotlight: Biosand Water Filter Echoes from our Network: Member Highlight Adria and Job From ECHO's Technical Respose Team: Appropriate forage crops for clay soils From ECHO's Seed Bank: Forage peanut
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- This collection contains resources about the Biosand Water Filtration System curated by the ECHO Asia team.