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  1. 1998-01-01 This publication is an output from a research project funded by the Department of International Development. It shows the value of manure to improve the arable land in the highlands of East and Central Africa.
  2. 2005-03-20 Energy use in agriculture Planting to catch more sunlight Biodigesters in ecological farming systems Biogas in Uganda Improving organic fertilizers Saving energy with better tools Biogas production with guinea pig manure Improving traditional water mills Clean energy for chilling milk Passive...
  3. The aim of this booklet is to show how to avoid the loss of crop nutrients from manures and how to get the most benefits from manures on the farm for good crop growth and healthy soils. 14 pages