1. Mittelalterlicher und frühneuzeitlicher Bergbau im Harz und seine Einflüsse auf die Umwelt

   • Christoph Bartels

   OriginalPaper Pages: 483 - 491

2. Die Ultraviolett-Tüchtigkeit des Vogelauges und einige Konsequenzen

   • Dietrich Burkhardt

   OriginalPaper Pages: 492 - 497

3. Polymer-gestützte Synthese von Biopolymeren —Grundlagen und Anwendungen

   • Kurt E. Geckeler
   • Roland Wacker

   OriginalPaper Pages: 498 - 513

4. Circadian rhythms and protein turnover: The effect of temperature on the period lengths of clock mutants simulated by the Goodwin oscillator

   • P. Ruoff
   • S. Mohsenzadeh
   • L. Rensing

   Short Communications Pages: 514 - 517

5. Migratory orientation: Autumn calibration of magnetic orientation is not evident in spring

   • Kenneth P. Able
   • Mary A. Able

   Short Communications Pages: 517 - 518

6. An Algorithm for reconstruction of atmospheric CO₂ from deepsea sediments

   • Wolfgang H. Berger

   Short Communications Pages: 519 - 522

7. Pattern formation in an aqueous iodine/starch system caused by evaporating cooling or an enzyme reaction

   • U. Kummer
   • G. Baier

   Short Communications Pages: 522 - 524

8. The diaphorase subunit HoxU of the bidirectional hydrogenase as electron transferring protein in cyanobacterial respiration?

   • O. Schmitz
   • H. Bothe

   Short Communications Pages: 525 - 527

9. Buchbesprechungen

   • H. Pfanz
   • P. Sauerborn
   • L. Jaenicke

   BookReview Pages: 528 - 531

10. Naturwissenschaften aktuell

    News Pages: 532 - 534