Methane digesters for fuel gas and fertilizer: with complete instructions for two working models
L. John Fry et al
This publication discusses the background and history of digesters, the biology of digestion, raw materials, the gas, digesters, using gas, using sludge, and building a sump digester, and building an inner tube digester.
- Publisher: Fry
- Dewey Decimal: 631.8
- ECHO Library: 631.8 FRY