Simultaneously occurring nitrification and denitrification under oxygen gradient by polyelectrolyte complex-coimmobilized Nitrosomonas europaea and Paracoccus denitrificans cells.
Kokufuta
E
E
Institute of Applied Biochemistry, University of Tsukuba, Sakura-mura, Niihari-gun, Ibaraki 305, Japan.
Shimohashi
M
M
Nakamura
I
I