TY - JOUR AU - Fahlbusch, Wiebke AU - Hey, Katharina AU - Sauer, Benedikt AU - Ruppert, Hans PY - 2018 DA - 2018/12/01 TI - Trace element delivery for biogas production enhanced by alternative energy crops: results from two-year field trials JO - Energy, Sustainability and Society SP - 38 VL - 8 IS - 1 AB - Energy crop production for biogas still relies mainly on maize, but the co-digestion of alternative energy crops (legumes, amaranth, ryegrass, flower mixtures) with maize can have several advantages. First, a greater biodiversity in the fields; second, an enrichment of essential trace elements in biogas substrates (cobalt, nickel, manganese, and molybdenum); and third, less use of artificial trace element additives. SN - 2192-0567 UR - https://doi.org/10.1186/s13705-018-0180-1 DO - 10.1186/s13705-018-0180-1 ID - Fahlbusch2018 ER -