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  <controlfield tag="001">IA_From co-digestion and 46.17&#xB1;4.19 ???? ????4 ? ??SVinicial ?1 in effluent of cow manure. The results obtained were simulate with the Gompertz model, what allows determining the latent phase and production speed of methane. A post-methanation could be recommendable to recover residual methane.</controlfield>
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