1. Prefatory remarks

   • W. J. Payne

   Denitrification: Recent Advances and Future Directions Siminar held at the 82nd Annual Meeting os The American Society for Microbiology 7–12 March, 1982, Atlanta, Georgia, USA Pages: 529 - 530

2. The pathway of nitrogen and reductive enzymes of denitrification

   • Thomas C. Hollocher

   Denitrification: Recent Advances and Future Directions Pages: 531 - 544

3. The bioenergetics of denitrification

   • A. H. Stouthamer
   • F. C. Boogerd
   • H. W. van Verseveld

   Denitrification: Recent Advances and Future Directions Pages: 545 - 553

4. The physiological genetics of denitrifying bacteria

   • Curtis A. Carlson

   Denitrification: Recent Advances and Future Directions Pages: 555 - 567

5. Denitrification: ecological niches, competition and survival

   • James M. Tiedje
   • Alan J. Sexstone
   • Joseph A. Robinson

   Denitrification: Recent Advances and Future Directions Pages: 569 - 583

6. Evolution of bacterial denitrification and denitrifier diversity

   • Michael R. Betlach

   Denitrification: Recent Advances and Future Directions Pages: 585 - 607

7. Marker (index and indicator) organisms in food and drinking water. Semantics, ecology, taxonomy and enumeration

   • D. A. A. Mossel

   Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 609 - 611

8. Indicator organisms in raw meats

   • B. G. Shaw
   • T. A. Roberts

   Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 612 - 613

9. Microbial indicator systems for assessing water quality

   • Victor J. Cabelli

   Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 613 - 618

10. Indicator organisms in fresh fish in relation to spoilage and public health

    • G. Hobbs

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 619 - 620

11. Resuscitation method for attenuated Enterobacteriaceae in drinking water

    • G. J. Bonde

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 620 - 623

12. Indicator organisms and fish and shellfish poisoning

    • R. J. Gilbert

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 623 - 625

13. Indicator organisms in frozen foods in relation to spoilage

    • W. Schmidt-Lorenz

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 625 - 633

14. Index and indicator organisms in milk powder

    • J. Stadhouders
    • G. Hup

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 633 - 635

15. The significance of coliforms as indicator organisms in various types of cheese

    • H. Asperger
    • E. Brandl

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 635 - 639

16. Fecal Streptococcus as an indicator in disinfected water and waste water

    • Yehuda Kott

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 639 - 641

17. Observations on the occurrence of Salmonella in 20000 samples of drinking water and a note on the choice of marker organisms for monitoring water supplies

    • H. E. Müller
    • D. A. A. Mossel

    Netherlands Society for Microbiology Symposium on Food Microbiology held at the Hague on 15–19 September 1981 Under the Auspices of the Federation of European Microbiological Societies Pages: 641 - 644

18. Dr A. C. van der Linden 1916–1982

    Obituary Notice Pages: 645 - 648