6 1/2 X 9 7/16 in I. THE BIOLOGY OF THE NITROGEN CYCLE

1. FOREW ORD, The editors, Hermann Bothe, Stuart J. Ferguson and William E. Newto n

II. DENITRIFICATION

2. INTRODUCTION TO THE BIOCHEMISTRY AND MOLECULAR BIOLOGY OF DENITRI FICATION, Rob JM van Spanning, David J. Richardson and Stuart J. Ferguso n

3. THE PROKARYOTIC NITRATE REDUCTASES, Davi d J. Richardson, Rob van Spanning and Stuart J. Ferguson
4. NITRITE REDUCTASES IN DENITRIFICATION, Serena Rinaldo and Francesca Cutruzzol

5. NITRIC OXIDE REDUCTA SE: STRUCTURAL VARIATIONS AND CATALYTIC MECHANISM, Simon de Vries, Suhar ti and Laurice A.M. Pouvreau

6. NITROUS OXIDE REDUCTASES, Walter G. Zumft and Heinz K rner
7. DENITRIFI CATION IN RHIZOBIA-LEGUME SYMBIOSIS, Mar a J. Delgado, Sergio Casella an d Eulogio J. Bedmar

8. THE DISSIMILATORY REDU CTION OF NITRATE TO AMMONIA BY ANAEROBIC BACTERIA, S. B. Mohan and Jeff A. Cole

III. BIOLOGICAL NITROGEN FIXATION