Journal Article Methane OP0UW79H66 Research Support, Non-U.S. Gov't Anaerobic digestion 7664-41-7 Ammonia Ammonia inhibition Biofuels Buffer capacity Comparison of one-stage and two-stage Conventional thermal pretreatment Energy requirement Food waste Manure N762921K75 Nitrogen Organic Chemicals PAH bioavailability Polycyclic Aromatic Hydrocarbons Polycyclic aromatic hydrocarbons Research Support, U.S. Gov't, Non-P.H.S. Sewage Soil Pollutants Solid Waste Thermophilic pretreatment Total ammoniacal nitrogen bioremediation landfarming process sewage sludge amendment