TY - BOOK ED - National Academy of Sciences (NAS) TI - Methane generation from human, animal, and agricultural wastes U1 - 665.776 PY - 1977/// CY - Washington PB - NAS KW - Metano KW - Biogas N1 - 02518; Introduction and history. System description. Economic feasibility of methane production. Biological mechanisms. Raw materials and their preparation. Product storage and use. Public health aspects. Technology of anaerobic fermentation : engineering process design. Research and development needs ER -