ធនធាន ដាក់​​​ស្លាក: Biosand

4 items found (Showing 1 - 4)

  1. ECHO Asia Biosand Water Filtration Workshop resources

    This collection contains resources and photos from ECHO AsiaBiosand Water Filtration Workshops occuring on: 15 October and 22 October2021 18 March 2022
    Biosand Biosand Filter Biochar Water Filters Asia

  2. LACN Issue #1

    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
    Cover Crops Silage Biosand Filter Biosand Water Filters Forage Appropriate Forage... Forages Tropical Forages Latin America and ...

  3. Biosand Water Filters

    Water Filters Biosand Biosand Filter

  4. BIOSAND WATER FILTER

    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...
    Biosand Water Filters East Africa