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Data-processing in phytosociology

Report on the activities of the Working-group for data-processing in phytosociology of the International society for vegetation science, 1969–1978

  • Eddy van der Maarel
  • László Orlóci
  • Sandro Pignatti

Part of the Advances in vegetation science I book series (AIVS, volume 1)

Table of contents

  1. Front Matter
    Pages 1-6
  2. Eddy Van Der Maarel
    Pages 7-8
  3. Eddy van der Maarel, László Orlóci, Sandro Pignatti
    Pages 9-16
  4. J. L. Guillerm, B. Gauthier, F. Romane
    Pages 21-31
  5. Wil M. Kortekaas, Eddy van der Maarel, Wim G. Beeftink
    Pages 43-52
  6. F. Romane, J. L. Guillerm, G. Waksman
    Pages 53-60
  7. E. van der Maarel, J. G. M. Janssen, J. M. W. Louppen
    Pages 111-124
  8. W. Holzner, M. J. A. Werger, G. A. Ellenbroek
    Pages 125-132
  9. Enrico Feoli, Laura Feoli Chiapella
    Pages 151-153
  10. P. David, J. Lepart, F. Romane
    Pages 189-197
  11. Eddy van der Maarel, László Orlóci, Sandro Pignatti
    Pages 199-206
  12. W. M. Kortekaas, D. Lausi, W. G. Beeftink, E. van der Maarel
    Pages 207-208
  13. Back Matter
    Pages 209-226

About this book

Introduction

(RANKIN) of equivocation information (1-:) and interaction information (M). The method is described in the present paper for I: and in a previous paper (Orloci, 1976) for M. The results presented in this paper suggest that for Species Rank order Information Percentage of total* species to be weighted according to their suitability to I· M I M r M characterize isolated groups of releves in a phytosociolo­ 5 7 54.15 2.31 17.97 0.82 gical table, the equivocation information may serve as a 9 5 49.86 23.19 16.55 8.22 3 3 9 47.79 0.56 15.86 0.20 suitable weight. The appropriate formulations are derived 6 4 8 36.18 1.18 12.01 0.42 4 5 3 24.36 59.34 8.09 21.03 and computed for some data from a salt marsh community. 8 6 4 24.25 39.04 8.05 13.84 10 7 I 21.96 71.17 7.29 25.23 7 8 2 18.67 69.01 6.20 24.46 9 10 18.40 6.11 10 6 5.64 16.31 1.87 5.78 References Total 301.00* 282.11 * 100.00 100.00 Feoli, E. 1973. An index for weighing characters in monothetic classifications. (Italian with English summary). Giorn. Bot. Ita!' 107: 263-268. Gower, J.e. 1967. A comparison of some methods of cluster is a monotone, increasing function of sample size if .. ).

Keywords

Ordination classification ecology plant vegetation

Editors and affiliations

  • Eddy van der Maarel
    • 1
  • László Orlóci
    • 2
  • Sandro Pignatti
    • 3
  1. 1.Division of GeobotanyUniversity of NijmegenNijmegenThe Netherlands
  2. 2.Department of Plant SciencesUniversity of Western OntarioLondonCanada
  3. 3.Istituto ed Orto BotanicoTriesteItaly

Bibliographic information

  • DOI https://doi.org/10.1007/978-94-009-9194-1
  • Copyright Information Springer Science+Business Media B.V. 1980
  • Publisher Name Springer, Dordrecht
  • eBook Packages Springer Book Archive
  • Print ISBN 978-94-009-9196-5
  • Online ISBN 978-94-009-9194-1
  • Buy this book on publisher's site
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