1. Opposition site selection and clutch size in insects

   • Marc Mangel

   OriginalPaper Pages: 1 - 22

2. Competition in the gradostat

   • W. Jäger
   • Joseph W. -H. So
   • Paul Waltman

   OriginalPaper Pages: 23 - 42

3. Diallelic multilocus model of neutral genes

   • Morihiro Notohara

   OriginalPaper Pages: 43 - 60

4. A Fokker-Planck equation for growing cell populations

   • C. V. M. van der Mee
   • P. F. Zweifel

   OriginalPaper Pages: 61 - 72

5. Equilibrium and local stability in a logistic matrix model for age-structured populations

   • Laifu Liu
   • J. E. Cohen

   OriginalPaper Pages: 73 - 88

6. A mathematical model with young predation

   • M. Saleem
   • S. U. Siddiqui
   • V. Gupta

   OriginalPaper Pages: 89 - 101

7. A stochastic model of mutant growth

   • W. J. Bühler

   Research Announcement Pages: 103 - 106

8. Announcement

   Announcement Pages: 107 - 107