Huang Ju-fu, M. C. Mckenna and P. J. Stephens. Studies on the Circular Dichroism (CD) and Electron Paramaguetic Resonance(EPR) Spe-ctroscopy of the Partially Oxidized FeMo Protein from Azotobacter vinelandii Nitrogenase[J]. J Integr Plant Biol., 1988, 30(1): -.