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11454 items found (Showing 31 - 40)
  1. Key Resource
    1998-06-01 There are more than one hundred major species of fruits in the tropics, which make a very interesting contribution to the appetite as well as to good nutrition. These species vary in ecological requirements, in season of production, in yields, uses and, of course, in many other characteristics....  
  2. Key Resource 1990-01-01 I often tell folks that ECHO specializes in growing food under difficult conditions. The pigeon pea, Cajanus cajan, is a prime example of a tough but nutritious plant for just such cases. This article is directed toward two audiences. For some of you, pigeon pea is already an important crop. You...  
  3. Key Resource
    2010-06-01 Seeds naturally have a place in almost any endeavor having to do with agricultural development. Seeds of most food plants are small and, as such, are more easily transported and can be shipped longer distances than vegetative cuttings. For the farmer, seeds represent the promise of a continued...  
  4. 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...  
  5. Key Resource 2006-04-01 There are two parts to this document; part 1 provides a brief description of the things a college student should consider as he/she chooses opportunities for learning and part 2 lists organizations that provide some practical training. The second section will be most useful for individuals...  
  6. Key Resource
    2002-01-01 Acidification of soil is a natural process with major ramifications on plant growth. As soils become more acid, particularly when the pH drops below 4.5, it becomes increasingly difficult to produce food crops. As soil pH declines, the supply of most plant nutrients decreases while aluminum and a...  
  7. Key Resource 2003-04-01 Use of a new crop variety or production technique may dramatically increase food production in a given area. Alternatively, an innovation successful in North America may utterly fail in the tropics. The goal of “adaptive research” is to evaluate a particular innovation for its usefulness under...  
  8. Key Resource
    2009-03-01 Rabbits are animals for folks that like to eat meat and want to raise it quickly. Rabbits reproduce quickly; up to eight bunnies every three months. A young rabbit can weigh four pounds in three months -- bigger than a broiler chicken. Rabbits are easy to raise, both in urban and rural areas....  
  9. Key Resource 1993-04-01 If the small farm is to be a permanent source of food for its owners, it must be managed in a sound fashion that provides a constant source of nutrients, fuel, construction materials, etc. without damage to the land or its productive capacity. Forage crops are important to the small farm as one...  
  10. Key Resource
    1998-01-01 This technical note is divided into two parts. The first section of this note focuses in on a new technology, called the ‘technology protection system’ by its developers and ‘terminator technology’ by its opponents. This technology illustrates the potential for patents to impact society at the...