Thermoanaerobacter strain GHL 15 has the highest hydrogen yield of 7.6 mM g sugar -1 from grass hydrolysates followed by Clostridium strain AK 14 with 6.23 mM g sugar -1 also from grass hydrolysates.
Thermoanaerobacter stofn GHL 15 er með hæstu vetnisnýtingu, 7.6 mM g sugar -1 úr grashydrolysati. Síðan er Clostridium stofn AK 14 með 6.23 mM g sugar-1 einnig úr gras hydrolysati.