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87 items found (Showing 1 - 10)
  1. Key Resource
    1991-01-01 There are several reasons for establishing fences on the small farm. Fences are used to: To mark boundary lines between farms or next to roads. To separate adjacent fields used for distinct purposes To protect and keep animals from straying To protect crops from animal damage A fence represents a...  
  2. Key Resource 2010-01-01 Farming communities in the semi-arid tropical regions of Africa are becoming particularly vulnerable and face enormous challenges for their survival. Climate change, diminishing and unreliable rainfall, traditional mono culture cropping farming practices, high population growth, frequent famines...  
  3. Key Resource 2010-01-01 For many years, conventional Western forestry methods have been applied, and exotic tree species promoted in Sahelian countries in order to combat desertification. Large and small projects were commissioned to curtail the assumed southward movement of the Sahara desert, but few made any lasting...  
  4. 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...  
  5. Key Resource 2011-01-01 Lack of food security is one of the biggest challenges that Central Africans face each day as they toil in their gardens, trying to produce enough food to simply feed their families and afford other expenses in life such as health care or schooling for their children. Main factors limiting...  
  6. Key Resource 1992-01-20 In simplest language, agroforestry is the production of trees and of non-tree crops or animals on the same piece of land. The crops can be grown together at the same time, can be grown in rotation, or can even be grown in separate plots when materials from one are used to benefit another....  
  7. Neem trees are medium to large sized, drought resistant, multipurpose trees, that can be up to 30 m tall. All parts of the plant produce azadirachtin, a powerful antibiotic and antimicrobial. Seeds and leaves often have the highest concentrations and may be used to make insecticides and...  
  8. Senna siamea is a fast-growing, medium sized, evergreen tree, growing up to 18 m in height. Although it is in the legume family it does not fix nitrogen. Senna is a very useful landscape and timber tree that also provides shade and fodder for ruminants.  
  9. Mesquite is a small, drought resistant, nitrogen-fixing tree, growing to 15 m. It is a good species for restoring degraded soils and establishing trees in overgrazed semiarid areas. The wood is hard, makes very good charcoal and is used for tools and furniture.  
  10. Red Gum is a very large, spreading tree that can grow to 40 meters. The tree is tolerant to many harsh conditions including drought, salt, heat, alkaline soil, and water-logging. Red Gum Eucalyptus is the most widely planted eucalyptus and is grown on plantations in many countries. It is used for...