1. Niche relations among dung-inhabiting beetles

   • I. Hanski
   • H. Koskela

   OriginalPaper Pages: 203 - 231

2. Factors affecting tissue nutrient concentrations in aCarex meadow

   • Allan N. D. Auclair

   OriginalPaper Pages: 233 - 246

3. Ecophysiological investigations on lichens of the Negev desert

   • O. L. Lange
   • I. L. Geiger
   • E. -D. Schulze

   OriginalPaper Pages: 247 - 259

4. Caloric equivalents of some plant and animal material

   • Lauren Alfred Schroeder

   OriginalPaper Pages: 261 - 267

5. Limiting effects of low leaf-water content on the nitrogen utilization, energy budget, and larval growth ofHyalophora cecropia (Lepidoptera: Saturniidae)

   • J. Mark Scriber

   OriginalPaper Pages: 269 - 287

6. Dispersal of sweet pignut hickory in a year of low fruit production, and the influence of predation by a curculionid beetle

   • Victoria L. Sork
   • Douglas H. Boucher

   OriginalPaper Pages: 289 - 299