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156 items found (Showing 1 - 10)
  1. Key Resource 1984-07-01 One aspect of ECHO's ministry is behind the scenes for most of our readers. We help college professors and students in the sciences identify research projects that would be of benefit to the small Third World farmer. Several ideas that could be done at an undergraduate level are written up in...  
  2. Key Resource 1996-01-01 What can a family do if the national unemployment rate is over 50%, wages are a dollar or two a day, prices of food are increasing and may at times be even higher than in the USA, they have neither savings nor credit and there is no governmental safety net? For many, an option of last resort is...  
  3. Key Resource 2013-01-01 The ECHO Asia Regional Office receives frequent inquiries from small organizations seeking input and other assistance relatedto their agricultural initiatives, including questions such as the following: How many acres would it take to grow enough food (other than rice) to feed 38 people year...  
  4. Key Resource 2014-01-01 In order to achieve high levels of agricultural productivity in the tropics at the lowest possible economic and ecological costs, we need to properly understand the relationship between nutrients in the soil and crop productivity. For this to happen, the current understanding needs to change. The...  
  5. Key Resource 2009-01-20 All plants need certain mineral elements for proper growth, development, and maintenance. The basic structure of all organisms is built of carbon (C), oxygen (O) and hydrogen (H). Plants obtain these elements from water (H2O) in the soil and carbon dioxide (CO2) in the air, so no input is...  
  6. In the 19thcentury, a German botanist at the University of Wurzburg,Julius Sachs, dedicated his career to understanding the essential elements that plants need to survive. By examining differences between plants grown in soil and those grown in water, Sachs found that plants did not need to grow...  
  7. Floating agriculture is a way of utilising areas which are waterlogged for long periods of time in the production of food. The technology is mainly aimed at adapting to more regular or prolonged flooding. The approach employs beds of rotting vegetation, which act as compost for crop growth. These...
     
  8. 1996-10-19 Some Criteria for Above-Ground Gardens A Look at Four Above-Ground Garden Methods Other Benefits of Above-Ground Gardening Techniques Limiting Factors in Above-Ground Gardening Where Are These Above-Ground Methods Being Used Today? "What About Hydroponics?" and Non-Recirculating Hydroponics
     
  9. 1989-01-01 This paper will describe the basic features of a medium- to large-scale hydroponics system and prefabricated greenhouse appropriate for cold climates. Some modifications for a system suitable for hot climates are also discussed. Home gardeners in any climate can use the basic theories contained...  
  10. 1996-01-19 Information about onion seed germination in the tropics.