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15 items found (Showing 1 - 10)
  1. 2017-02-09  
  2. 2018-01-17  
  3. This photo slideshow is a supplement toTechnical Note96: Earthbag Seed Banks.  
  4. 2015-10-06 Speaker Bio:Bhuwon Sthapit is the Senior Scientist at Bioversity International. He earned a Ph.D. in Plant Breeding from the University of Wales, UK, and is a pioneer in participatory crop improvement methods. He has over 30 years of experience in implementing biodiversity related projects in...  
  5. 2019-10-08  
  6. 2018-08-05  
  7. 2017-05-23 This instruction manual is for the concrete tank water filtration system producing up to 2,000liters of water per day.  
  8. 2014-11-20 Toxic synthetic chemicals such as pesticides and pharmaceutical residues are a major threat to drinking water safety worldwide. Unfortunately, major international water development initiatives focus exclusively on microbial pathogens (the most immediate threat to health) while neglecting...  
  9. 2017-05-23 This instruction manual is for the "blue barrel" water filtration system producing up to 300 liters of water per day.  
  10. 2017-05-24 This presentation discusses the importance and benefits of seed saving the advantages of good seeds how to identify and collect good seed principles of harvesting seed seed propagation seed cleaning ... and many other things!