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6 items found (Showing 1 - 6)
  1. This study investigated the main factors influencing digester temperature and methods to reduce heat losses during the cold season in the subtropics. Four composite digesters (two insulated and two uninsulated) were buried underground to measure their internal temperature (C) at a depth of 140 cm...  
  2. The CGIAR (Link ) is a strategic alliance of members, partners and international agricultural centers that mobilizes science to benefit the poor. Their mission is to achieve sustainable food security and reduce poverty in developing countries through scientific research and research-related...  
  3. The BGET provides hands-on appropriate technology training and financial support to village innovators in ethnic minority areas on both sides of the Thai/Burma border. BGET’s Knowledge Base offers a wealth of technical downloads in English and Thai related to renewable energy technologies for...  
  4. Agricultural Options for Small-Scale Farmers isa book filled with practical options for those working to assist small-holder farmers and urban gardeners in the tropics and subtropics, many of whom struggle to produce enough food to feed their families. How can we help the farmer who must survive...  
  5. Cette publication est le chapitre 1 de livre Options Agricoles pour les Agriculteurs de Petite Echelle est un livre rempli d'options pratiques pour ceux qui travaillent pour aider les petits agriculteurs et les jardiniers urbains dans les régions tropicales et subtropicales, dont beaucoup ont du...  
  6. 2001-01-10 This book shows biogas users on how to operate and maintain their biogas plant. The things to do are illustrated with many simple drawings. 34 pages, illustrated  

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