1. Dynamics of sahelian pastures in relation to drought and grazing

   • H. Breman
   • A. M. Cissé

   OriginalPaper Pages: 301 - 315

2. Nutrient turnover studies in alpine ecosystems

   • M. Gökçeoğlu
   • H. Rehder

   OriginalPaper Pages: 317 - 331

3. Metabolic costs of the predation strategy of the spider Pardosa amentata (Clerck) (Lycosidae)

   • Michael J. Ford

   OriginalPaper Pages: 333 - 340

4. Energy costs of the predation strategy of the web-spinning spider Lepthyphantes zimmermanni bertkau (Linyphiidae)

   • Michael J. Ford

   OriginalPaper Pages: 341 - 349

5. Call differences and calling site segregation in anuran species from central Amazonian floating meadows

   • Walter Hödl

   OriginalPaper Pages: 351 - 363

6. Ecophysiological studies of Sonoran Desert plants

   • S. R. Szarek
   • R. M. Woodhouse

   OriginalPaper Pages: 365 - 375

7. Water movement in coffee seedlings (Coffea arabica L.)

   • A. J. Tesha
   • D. Kumar

   OriginalPaper Pages: 377 - 382