Composition Dairy Manure [104,105] Sewage sludge [106,107] Food waste [108] Fruit waste [108] Grass [108] Wheat straw [109] Sugar beet [110,111] Cellulose (mg/g DM) 310 - 39–126 47 – 78 153 359.7 180 Hemicellulose (mg/g DM) 120 - 85 – 295 29 – 133 361 239.5 530 Lignin (mg/g DM) 122 – 190 - 19 – 96 40– 174 83 193.3 30 Crude protein (mg/g DM) 125–297 140– 346 90–208 102–169 150 6.5 87 – 128 Lipid (mg/g DM) 23.8–46.4 6.6 – 155 35 – 81 22 – 118 66 1.5 15 – 25 Carbohydrate (mg/g DM) 125 101 – 198 263 – 609 450 – 514 263 853.1 40 – 70 Note: DM: Dry of Matter

Table 1: Typical composition for common substrates used in anaerobic digestion.