Kristine Kalneniece, A. Bērziņš, Z. Petriņa, K. Ruģele, Elīna Salava, Karlis Svirksts, M. Grube, V. Nikolajeva, O. Mutere
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Application of Anaerobic Digestate as Inoculum for Treatment of the Plant-Derived Wastes: Case Study
Abstract The aim of this study was to characterize the digestate from an activated sludge biogas reactor (IDARS) as an inoculum for enzymatic hydrolysis and biogas production from organic wastes. Aerobic and anaerobic bacteria are represented in IDARS with H’ index 3.1 and 2.5, respectively. IDARS stimulated the enzymatic hydrolysis of wood and leaves, preferably broadleaf tree species. The results demonstrated the potential of IDARS for improvement of the technological parameters for conversion of organic wastes into biogas.