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34 items found (Showing 1 - 10)
  1. Key Resource 2016-02-05 Until recently, firewood was taken for granted in northern Thailand. With vast forests full of many types of trees, upland households could afford to be choosy concerning the wood they used for cooking. However, in recent years, more and more communities are facing restricted access to forest...  
  2. Key Resource 2002-01-01 Seed storage is often a problem in the tropics. However, if seeds can be properly dried, they will remain viable for a longer period of time. The seed drying cabinet described here can help improve the viability of seeds in storage. What's Inside: Introduction Description Diagram Observations ...  
  3. Key Resource 2001-01-01 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...  
  4. 2003-07-20 In response to the articles on leaf protein concentrate and on chaya in EDN Issue 78, a reader asked whether or not leaf protein concentrate (LPC) could safely be made from chaya.  
  5. 2000-06-20 A report on the work of Nikolaus and Gabriele Foidl with Moringa in Nicaragua.  
  6. 2019-01-29 In recent years, much attention has been given to the connections between agriculture and nutrition in the development sector as a whole. These connections may seem obvious: we get nourishment from the food we eat, and we eat food produced by agriculture. However, the claim that agriculture...  
  7. 2017-04-12 Dr. Brian Hilton researched and promoted biofortified crops for over 20 years. Brian worked as part of a team testing the first orange sweet potato varieties in Mozambique in 2002. He has 25 years of experience working with farmers in Indonesia, Chad and Mozambique. Brian now works with World...  
  8. 2006-01-01 The A-Frame Level is a simple, yet accurate tool used for constructing contours on a hillside or slope. It is useful in the basic construction of hillside farming systems, such as the SALT systems, as well as for establishing level contours and drainage ditches. Level contours on a slope reduce...  
  9. 2003-01-20 In EDN Issue 72, we asked readers how chaya grows in various climates; whether or not it is accepted locally as a green vegetable; and if so, how it is usually prepared and served. Thank you to those of you who responded!We received reports from many different countries. Chaya has been found to...  
  10. 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.