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61 items found (Showing 31 - 40)
  1. Key Resource 2012-01-01 Asia makes up less than one third (30%) of the world’s land area and yet carries over half (56%) of the world’s population. Moreover, the average population density of Asia becomes a significant long-term problem when food production is considered. Some countries in Asia have a population density...  
  2. 2012-07-01 “Push-pull” is an intercropping strategy that protects maize and other grain crops against maize stemborer insect larvae (Chilo partellus) and a parasitic weed called striga (Striga hermonthica). In eastern and southern Africa, these pests have caused huge losses in maize and sorghum yields....  
  3. 2013-04-20 The article by Dov Pasternak about lablab (in this issue) reminded me of material in ECHO’s files from many years ago. Reimar von Schaaffhausen, working in São Paulo, Brazil, sent articles and letters over the years about the valuable role that lablab (and pigeon pea [Cajanus cajan]) have played...  
  4. 2013-07-20 Job’s tears is a 1 to 2 m tall grass thought to originate from Southeast Asia. It is found throughout most of the tropics, often in wild stands along ditches and streams. Depending on the variety, the seeds are yellow, purple or brown and are often tearshaped; hence, the name “Job’s tears.” There...  
  5. 2014-10-20 Nathanael Szobody submitted the following in response to an update in EDN 123 on research ECHO is doing in South Africa. We thought these comments were particularly interesting and insightful, as they illustrate the contribution that farmers can make to further our understanding of agricultural...  
  6. 2015-01-20 Selenium (Se), along with iron, zinc, and iodine, is one of a number of essential micronutrients that must be consumed in sufficient amounts in order to maintain human health. Selenium is part of a number of proteins within the human body that play an important role in protecting our bodies from...  
  7. 2015-02-03  
  8. 2015-03-26 Through research in South Africa, ECHO has been developing best-practicesfor growing Moringa and other crops. This reasearch, through the Howard G. Buffet Foundation, demonstrates growing Moringaon a large scale for powder production including soil fertility management and pruning. This...  
  9. 2016-04-08 A report from Roland Bunch regarding his efforts to promote green manures and cover crops in Africa.  
  10. 2016-07-11 Companion planting is a form of intercropping, typically practiced in small-scale gardens, in which two or more species of plants are grown near each other for shared benefit. For example, shade-loving vegetables like lettuce can be grown under taller crops like maize or sunflower. Mixed...