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It is the purpose of this manual to help people interested in health, nutrition, agriculture and environmental issues to be able to begin making and using leaf concentrate in towns and villages in developing countries.

出版物详细信息

  • 已出版: 1993
  • 出版者: Leaf for Life
  • Dewey Decimal: 664.64
  • ECHO 图书馆: 664.64 KEN