Enhanced photo-fermentative hydrogen production from different organic substrate using hupL inactivated Rhodopseudomonas palustris.

National Nature Science Foundation of China [30870051, 31170760]; Key Project of International Collaboration of Science and Technology [2009DFA60930]; Natural Science Foundation of Fujian Province, China [2011J01219]; Inventions and Innovation of Fujian, China [(2009)111]