1. Umweltforschung in Deutschland

   • Gotthilf Hempel

   OriginalPaper Pages: 349 - 359

2. Water dowsing: TheScheunen experiments

   • J. T. Enright

   OriginalPaper Pages: 360 - 369

3. Zur Genese des Trockenklimas in Nordwestchina

   • Zhang Linyuan
   • Jiang Zhaoli
   • Lu Pengnan

   OriginalPaper Pages: 370 - 374

4. Ancient lotus seeds preserve activity of starch phosphorylase

   • T. Minamikawa
   • Y. Maeda
   • B. -M. Xu

   Short Communications Pages: 375 - 376

5. Alternative response of two isoprenoid biosynthetic pathways to compactin inMorus alba cell cultures

   • Y. Hano
   • T. Nomura
   • S. Ueda

   Short Communications Pages: 376 - 378

6. Caste development in honeybees (Apis mellifera): Juvenile hormone turns on ecdysteroids

   • A. Rachinsky
   • W. Engels

   Short Communications Pages: 378 - 379

7. Elastic properties of spider's capture silk

   • F. Vollrath
   • D. Edmonds

   Short Communications Pages: 379 - 380

8. Ultrastructure of orb spiders' gluey capture threads

   • H. M. Peters

   Short Communications Pages: 380 - 382

9. Hearing in wintermoths

   • A. Surlykke
   • A. E. Treat

   Short Communications Pages: 382 - 384

10. The transition from leg to wing stridulation in two geographically distinct populations of the grasshopperStenobothrus rubicundus

    • N. Elsner
    • G. Wasser

    Short Communications Pages: 384 - 386

11. Auditory sensitization during the perception of acoustical negative afterimages: Analogies to visual processing?

    • L. Wiegrebe
    • M. Kössl
    • S. Schmidt

    Short Communications Pages: 387 - 389

12. Buchbesprechungen

    • K. -E. Behre
    • P. Sitte
    • H. Parlar

    BookReview Pages: 389 - 391

13. Naturwissenschaften aktuell

    News Pages: 392 - 394