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75 items found (Showing 11 - 20)
  1. 1999-07-19 ECHO and others have published articles about the many uses, nutritional content and hardiness of this drought-resistant "vegetable tree." This report contains valuable technical information and adds an important human face by reporting results of an evaluation of the project and interviews with...  
  2. 2004-04-20 Terra preta is very productive soil with long-lasting fertility—unusual in the tropics, where most soils are very weathered, highly acidic, and low in organic matter and essential nutrients. The key to terra preta soils long-term fertility seems to be charcoal; terra preta contains up to 70 times...  
  3. 1999-10-19 Women who are or might be pregnant should probably not use the seed for medicinal purposes.”  
  4. 2005-07-20 “Gray water” (also “grey water,” “graywater” or “greywater”) is the term used to describe wastewater from dish washing, laundry, bathing, and rinsing. (Note: the term gray water does not refer to toilet waste, which is often called “black water.”) Although gray water does not need extensive...  
  5. 2005-07-20 Feedback from the ECHO networking with information on cookstoves and indoor pollution.  
  6. 2004-01-20 In a survey reported in the East African Medical Journal, 597 school children and their parents were surveyed in areas of southern Ethiopia that have very high incidence of goiter. M. stenopetala had a significant association with the prevalence of goiter.  
  7. 1994-10-19 Information regarding Quinoa.  
  8. 2006-01-20 Solar Disinfection of Water (SODIS) is a way to disinfect water by using ultraviolet (UV) rays from the sun to destroy harmful microorganisms.  
  9. 1994-10-19 In some parts of the world people roast sorghum, as is done with corn (roasting ears) in the United States. Roasting bird resistant sorghum at the dough stage may not sufficiently remove the cyanogenic glycoside dhurrin.  
  10. 2004-10-20 Smoke from open fires can be a nuisance, and it can also lead to severe health problems. The Intermediate Technology Development Group (ITDG) has issued a document called “Smoke—the Killer in the Kitchen” that shares statistics on indoor air pollution caused by burning solid fuels like wood,...