यो Book आफ्नो भाषा मा अवस्थित छैन, हेर्नुहोस्: English (en),
अथवा गुगल अनुवाद प्रयोग:  

This book may no longer be available in print.

This notebook, compiled by ECHO Appropriate Technology, contains information on biogas in Africa, making low-cost biodigestors, and other pertinent information on biogas for developing areas.

Publication Details

  • Published: 2008
  • Publisher: ECHO Inc.
  • Dewey Decimal: 338.927
  • ECHO Library: 338.927 ECH