1. In memoriam Hermann Remmert

   • Hubert Ziegler

   Announcement Pages: 1 - 1

2. Biogene Organochlorverbindungen —Vorkommen, Funktion, Umweltrelevanz

   • K. E. Geckeler
   • W. Eberhardt

   OriginalPaper Pages: 2 - 11

3. From molecules to materials — a novel route for the synthesis of advanced ceramics

   • Ralf Riedel

   OriginalPaper Pages: 12 - 20

4. Aromaforschung aktuell

   • P. Schreier

   OriginalPaper Pages: 21 - 27

5. Sorption behavior of anthropogenic humic matter

   • F. -D. Kopinke
   • J. Pörschmann
   • M. Remmler

   Short Communications Pages: 28 - 30

6. Action potential-like activity found in fungal mycelia is sensitive to stimulation

   • S. Olsson
   • B. S. Hansson

   Short Communications Pages: 30 - 31

7. Tracking of artificially matured eels (Anguilla anguilla) in the Sargasso Sea and the problem of the eel's spawning site

   • H. Fricke
   • R. Kaese

   Short Communications Pages: 32 - 36

8. Molecular evolution: Evidence for the monophyletic origin of multicellular animals

   • W. E. G. Müller
   • I. M. Müller
   • V. Gamulin

   Short Communications Pages: 36 - 38

9. Honeybees use optic flow to measure the distance of a food source

   • H. E. Esch
   • J. E. Burns

   Short Communications Pages: 38 - 40

10. Thelytokous parthenogenesis and dominance hierarchies in the ponerine ant,Platythyrea punctata

    • J. Heinze
    • B. Hölldobler

    Short Communications Pages: 40 - 41

11. Effect of long term cultivation on the chemical structure of soil organic Matter

    • H. -R. Schulten
    • C. M. Monreal
    • M. Schnitzer

    Short Communications Pages: 42 - 44

12. Virtual pitch formation in the ultrasonic range

    • A. Preisler
    • S. Schmidt

    Short Communications Pages: 45 - 47

13. Buchbesprechungen

    • H. Markl
    • K. Bethge
    • B. Herrmann

    BookReview Pages: 48 - 49

14. Naturwissenchaften aktuell

    News Pages: 50 - 52