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38 items found (Showing 1 - 10)
  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. Hollywood A-list directors are creating movies with iPhones. Tribal people in Papua New Guinea are vlogging on YouTube using their phones. Never in the history of mankind have we had the abilities to create and share audiovisual media that we do now with the mobile phone we carry in our pocket....  
  3. Available on:iOS Android We present illustrated identification keys to the adult female mosquitoes belonging to subfamily Anophelinae. Almost all are in genus Anopheles, which worldwide is the only mosquito genus that transmits human malaria. Among the approximately 40 described species in...  
  4. Sub-Saharan Africa continues to suffer from a major energy deficit, with hundreds of millions of people lacking access to electricity and clean cooking fuels. There is a great need for innovative mechanisms that can help families access clean and affordable energy.The Carbon Initiative for...  
  5. Available on: iOS Android When crop pests and diseases occur farmers want immediate solutions. Time is of the essence. If they have to go searching for information which takes days to find, it might already be too late. They need to know what the problem is, what's caused it, and what to do...  
  6. Abstract,Advances in Applied Science Research, 2012 A 45 Litres capacity metallic prototype biogas plant constructed at the National centre for Energy Research and Development, University of Nigeria, Nsukka was used to investigate the anaerobic digestion in generating biogas from three types of...  
  7. Abstract,IOP Conference Series: Earth and Environmental Science, 2018 This study aimed at determining biogas production from codigestion of Elephant grass and cowdung using batch digester. Fresh grass was manually chopped with a maximum length of 3 cm. Chopped grass (25 kg) was perfectly mixed...  
  8. Abstract, Biofuel Research Journal, 2016 One of the greatest challenges facing the societies now and in the future is the reduction of green house gas emissions and thus preventing the climate change. It is therefore important to replace fossil fuels with renewable sources, such as biogas. Biogas...  
  9. Available on: iOS Android This field guide is designed to assist growers, workers, students, extension officers and farm advisers to identify insect or mite pests, beneficial organisms (‘beneficials’), diseases and disorders in tomatoes, capsicums, chillies and eggplants. It is intended to be a...  
  10. ThePractical Answersapp challenges poverty. Latest technical solutions are shared in real-time to equip users with the right knowledge, at the right time to tackle pressing global challenges like climate change, flooding, sanitation and ensuring sustainable agriculture. This app is perfect for...