1. Neue Beschleuniger und Experimentieranlagen bei der Gesellschaft für Schwerionenforschung in Darmstadt

   • P. Kienle
   • K. -D. Gross

   OriginalPaper 01 September 1991 Pages: 385 - 391

2. Zum Konzept der reversiblen Konjugation bei Phytohormonen

   • Willibald Schliemann

   OriginalPaper 01 September 1991 Pages: 392 - 401

3. Winderregte Blattschwingungen

   • O. Bschorr

   OriginalPaper 01 September 1991 Pages: 402 - 407

4. Thermoluminescence dating of middle palaeolithic open air sites in the Middle Rhine Valley/Germany

   • L. Zoller
   • N. J. Conard
   • J. Hahn

   Short Communications 01 September 1991 Pages: 408 - 410

5. Evidence for jurassic tectonism in the Schwarzwald basement (SW Germany) by laser probe⁴⁰Ar/³⁹Ar dating of authigenic K-feldspar

   • D. F. Mertz
   • M. I. Karpenko
   • H. J. Lippolt

   Short Communications 01 September 1991 Pages: 411 - 413

6. Optical analysis of geological structures by confocal laser scanning microscopy

   • W. Liedmann
   • H. Quader

   Short Communications 01 September 1991 Pages: 413 - 414

7. Microbial degradation of bitumen matrix used in nuclear waste repositories

   • M. Wolf
   • R. Bachofen

   Short Communication 01 September 1991 Pages: 414 - 417

8. The molar volume of solutes in water

   • H. A. Akers
   • D. G. Gabler

   Short Communications 01 September 1991 Pages: 417 - 419

9. Seasonal change in the temporal organization of wheel-running activity of the European Hamster,Cricetus cricetus

   • F. Wollnik
   • A. Breit
   • D. Reinke

   Short Communications 01 September 1991 Pages: 419 - 422

10. Oligonucleotide DNA fingerprinting discriminates super- and half-sisters in honeybee colonies (Apis melifera L.)

    • R. F. A. Moritz
    • M. S. Meusel
    • M. Haberl

    Short Communications 01 September 1991 Pages: 422 - 424

11. Hippocampal volume and migration in passerine birds

    • S. D. Healy
    • J. R. Krebs
    • E. Gwinner

    Short Communications 01 September 1991 Pages: 424 - 426

12. Pigeon orientation: Daily variations between morning and noon occur in some years, but not in others

    • M. Becker
    • E. Füller
    • R. Wiltschko

    Short Communications 01 September 1991 Pages: 426 - 428

13. Buchbesprechungen

    • D. Gericke
    • H. Rodner
    • R. Gebhardt

    BookReview 01 September 1991 Pages: 428 - 429

14. Naturwissenschaften Aktuell

    News 01 September 1991 Pages: 430 - 432