by Ariane Van Buren (Editor), Michael Crook (Translator), Leo Pyle
Uses diagrams and pictures to show how the basic design of the biogas pit can be adapted for construction in different soils, from sandstone to sheer rock, which should encourage other developing countries to embark on their own biogas programmes.
Number of Pages: 136
Dimensions: 0.4 x 8.4 x 5.4 IN
Publication Date: December 15, 1976