1. There are two main reasons for drying food: to prevent (or inhibit) the growth and activity of micro-organisms and hence preserve the food to reduce the weight and bulk of food for cheaper transport and storage. This technical brief describes some of the requirements for proper drying and...
  2. This information service on biogas technology has been developed and produced on the order of the GTZ project Information and Advisory Service on Appropriate Technology (ISAT) for the ISAT Website in a collaborative effort. Information included in this document include application and production...
  3. This information service on biogas technology has been developed and produced on the order of the GTZ project Information and Advisory Service on Appropriate Technology (ISAT) for the ISAT Website in a collaborative effort. Information within this document includes the basics of biogas, the...
  4. 1/1/1986 Durante los siglos, el pedal ha sido el más común el método de usar las piernas para producir el poder. Los Pedales de están inmóviles común en el rango del de baja potencia, sobre todo por coser machines. Historically, se usaron dos pedales para algunos las tareas, pero incluso entonces la...
  5. 1/1/1983 Este estudio es una valoración de la " adecuación " de biogas la tecnología encontrándose algunas de las necesidades de la población rural de India. Tal una valoración es bastante complicada, a pesar de las demandas, que un system del biogas es una tecnología pueblo-nivelada simple. Mientras hay...
  6. 1/1/1993 *Disponible solo en español Este libro proporciona información sobre traducciones agrícolas tanto en inglés como en español. También proporciona ilustraciones de vegetales, herramientas, plantas y animales.
  7. The alternative to digging a pit is to stack the wood above the ground and cover the stack with earth. This method is also very old and is widely used in many countries. One finds many variations of the basic method. Studies have been made in some countries to optimise the design. The Swedish...
  8. 1/1/1980 A Stirrup-Operated Coconut Graterprovides intructions and illustrations on how to build an effective coconut grater. Inclusion of the book, there are detailed instructions on how the stirrup-operated coconut grater. 28 pages, illustrated Rural Technology Guide 6
  9. 9/1/1976 This is the second in a set of three how-to manuals that together provide a comprehensive overview of storage problems and considerations as they relate to the small farmer. Vol 2 is is an in-depth study of two major enemies: insects and rodents. 169 pages, illustrations
  10. 1/1/1987 In many developing countries wood harvesting with hand tools continues on a large scale. With the shift of emphasis towards trees grown by rural people rather than forestry enterprises, it will gain in importance in the years to come. This training manual provides basic information on efficient...