1. The Editorial Board of Oecologia

   EditorialNotes Pages: 1 - 1

2. Dear Konrad, our dear Verlegermeister

   • Hermann Remmert

   Announcement Pages: 2 - 2

3. To Michael Evenari

   • Otto L. Lange

   Announcement Pages: 3 - 4

4. Midday stomatal closure in Mediterranean type sclerophylls under simulated habitat conditions in an environmental chamber

   • J. D. Tenhunen
   • O. L. Lange
   • M. Braun

   OriginalPaper Pages: 5 - 11

5. Body size of terrestrial arthropods and biomass of their populations in relation to the abiotic parameters of their milieu

   • Hermann Remmert

   OriginalPaper Pages: 12 - 13

6. Coping with herbivory: Photosynthetic capacity and resource allocation in two semiarid Agropyron bunchgrasses

   • M. M. Caldwell
   • J. H. Richards
   • R. S. Dzurec

   OriginalPaper Pages: 14 - 24

7. Biogenic rock varnishes of the negev desert (Israel) an ecological study of iron and manganese transformation by cyanobacteria and fungi

   • W. E. Krumbein
   • K. Jens

   OriginalPaper Pages: 25 - 38

8. On the survival of populations in a heterogeneous and variable environment

   • P. J. den Boer

   OriginalPaper Pages: 39 - 53

9. Environmental control of CO₂-assimilation and leaf conductance in Larix decidua Mill.

   • U. Benecke
   • E. -D. Schulze
   • W. M. Havranek

   OriginalPaper Pages: 54 - 61

10. Stomatal closure with soil water depletion not associated with changes in Bulk leaf water status

    • L. M. Bates
    • A. E. Hall

    OriginalPaper Pages: 62 - 65

11. Changes of water-relation characteristics and levels of organic cytoplasmic solutes during salinity induced transition of Mesembryanthemum crystallinum from C₃-photosynthesis to crassulacean acid metabolism

    • Anne-Marie Heun
    • John Gorham
    • R. Gareth WynJones

    OriginalPaper Pages: 66 - 72

12. Biomass production of C₃- and C₄-plant species in pure and mixed culture with different water supply

    • Münir Öztürk
    • Helmut Rehder
    • Hubert Ziegler

    OriginalPaper Pages: 73 - 81

13. In situ studies on crassulacean acid metabolism in Sedum acre L. and Sedum mite Gil

    • Marianne Schuber
    • Manfred Kluge

    OriginalPaper Pages: 82 - 87

14. Dependence of CO₂ gas exchange and acid metabolism of the alpine CAM plant Sempervivum montanum on temperature and light

    • Johanna Wagner
    • Walter Larcher

    OriginalPaper Pages: 88 - 93

15. Does salinity induce early ageing of pea root tissue?

    • E. Hasson
    • A. Poljakoff-Mayber

    OriginalPaper Pages: 94 - 97

16. The cold resistance of Macaronesian Sempervivoideae

    • R. Lösch
    • L. Kappen

    OriginalPaper Pages: 98 - 102

17. Some aspects of the ecology of the desert snail Sphincterochila prophetarum in relation to energy and water flow

    • Yosef Steinberger
    • Shlomo Grossman
    • Zvy Dubinsky

    OriginalPaper Pages: 103 - 108

18. Photosynthetic capacity in relation to leaf position in desert versus old-field annuals

    • H. A. Mooney
    • C. Field
    • F. A. Bazzaz

    OriginalPaper Pages: 109 - 112

19. Adaptation of microbial activities to the environmental conditions in alpine soils

    • Franz Schinner
    • Gudrun Gstraunthaler

    OriginalPaper Pages: 113 - 116

20. Comparisons of δ¹³C values in leaves of aquatic macrophytes from different habitats in Britain and Finland; some implications for photosynthetic processes in aquatic plants

    • C. B. Osmond
    • N. Valaane
    • Z. Roksandic

    OriginalPaper Pages: 117 - 124

21. Long range dispersal in checkerspot butterflies: Transplant experiments with Euphydryas gillettii

    • Cheryl E. Holdren
    • Paul R. Ehrlich

    OriginalPaper Pages: 125 - 129