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  1. 1982-01-01 This publication resulted from a symposium held at the American Society of Agronomy and Soil Science Society of America in August 1979. Although the manuscripts focus on soil erosion and conservation in the tropics, works also can apply to many parts of the world.  
  2. 1991-01-01 This publication reviewed the various milk production systems in the tropical areas (humid and dry) accoring to agro-climatic and technical, exonomical and sociological conditions including special situations like peri-urban production systems. It also reviewed new knowledge in ruminat digestion...  
  3. Key Resource 1996-01-01 This is a book of practical ideas. It is written for people who help those who live and make their living under difficult conditions in the tropics and subtropics. What should a development worker do to assist a community? There are no simple answers, but there are many possibilities—plants,...  

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