3.4. Calculation of the potential of biogas production from the livestock waste
The cumulative biogas produced from the livestock waste is affected by the different factors such as feeding regime, animal type, body weight, the proportion of total solids and the waste availability [56]. The total solids of the waste is an important factor for the production of biogas from the livestocks waste. Table 6 shows the range of total solid ratio in different farm animal waste [55], [56] and [59].