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WACALIB version 2.1 — a computer program to reconstruct environmental variables from fossil assemblages by weighted averaging

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References

  • Agbeti, M. & M. Dickman, 1989. Use of lake fossil diatom assemblages to determine historical changes in trophic status. Can. J. Fish. aquat. Sci. 46: 1013–1021.

    Google Scholar 

  • Berger, W. H. & J. V. Gardner, 1975. On the determination of Pleistocene temperatures from planktonic foraminifera. J. Foram. Res. 5: 102–113.

    Google Scholar 

  • Binford, M. W., 1986. Ecological correlates of net accumulation rates of Cladocera remains in lake sediments. Hydrobiologia 143: 123–128.

    Google Scholar 

  • Birks, H. J. B., 1987. Methods for pH-calibration and reconstruction from palaeolimnological data: procedures, problems, potential techniques. Proc. Surface Water Acidification Programme (SWAP) Mid-term Review Conference, Bergen 22–26 June 1987, 370–380.

  • Birks, H. J. B., J. M. Line, S. Juggins, A.C. Stevenson & C. J. F.ter Braak, 1990. Diatoms and pH reconstruction. Philosophical Transactions of the Royal Society of London Series B 327: 263–278.

    Google Scholar 

  • Chutter, F. M., 1972. An empirical biotic index of the quality of water in South African streams and rivers. Wat. Res. 6: 19–30.

    Google Scholar 

  • Descy, J. P., 1979. A new approach to water quality estimation using diatoms. Nova Hedwigia Beihefte 64: 305–323.

    Google Scholar 

  • Ellenberg, H., 1948. Unkrautgesellschaten als Mass für den Säuregrad, die Verdichtung und andere Eigenschaften des Ackerbodens. Ber. Landtech. 4: 130–146.

    Google Scholar 

  • Gasse, F. & F. Tekaia, 1983. Transfer functions for estimating paleoecological conditions (pH) from East African diatoms. Hydrobiologia 103: 85–90.

    Google Scholar 

  • Gause, G. F., 1930. Studies on the ecology of Orthoptera. Ecology 11: 307–325.

    Google Scholar 

  • Juggins, S., 1988. A diatom/salinity transfer function for the Thames Estuary and its application to waterfront archaeology. Ph.D. thesis, University of London.

  • Kingston, J. C. & H. J. B. Birks, 1990. Dissolved organic carbon reconstructions from diatom assemblages in PIRLA project lakes, North America. Philosophical Transactions of the Royal Society of London Series B 327: 279–288.

    Google Scholar 

  • Krutchkoff, R. G., 1967. Classical and inverse regression methods of calibration. Technometrics 9: 425–439.

    Google Scholar 

  • Lwin, T. & J. S. Maritz, 1982. An analysis of the linear-calibration controversy from the perspective of compound estimation. Technometrics 24: 235–242 (minor correction in Technometrics 27: 44).

    Google Scholar 

  • Lynts, G. W. & J. B. Judd, 1971. Late Pleistocene paleotemperatures at Tongue of the Ocean, Bahamas. Science 171: 1143–1144.

    Google Scholar 

  • Martinelle, S., 1970. On the choice of regression in linear calibration. Comments on a paper by R. G. Krutchkoff. Technometrics 12: 157–161.

    Google Scholar 

  • Oksanen, J., E. Läära, P. Huttunen & J. Meriläinen, 1988. Estimation of pH optima and tolerances of diatoms in lake sediments by the methods of weighted averaging, least squares and maximum likelihood, and their use for the prediction of lake acidity. J. Paleolim. 1: 39–49.

    Google Scholar 

  • Payne, C. D (ed.), 1986. The GLIM System Release 3.77. Numerical Algorithms Group, Oxford.

    Google Scholar 

  • Stevenson, A. C., H. J. B. Birks, R. J. Flower & R. W. Battarbee, 1989. Diatom-based pH reconstruction of lakeacidification using canonical correspondence analysis. Ambio 18: 228–243.

    Google Scholar 

  • ter Braak, C. J. F., 1987. Unimodal models to relate species to environment. Doctoral Thesis, University of Wageningen.

  • ter Braak, C. J. F., 1988. CANOCO — A FORTRAN program for canonical community ordination by [partial] [detrended] [canonical] correspondence analysis, principal components analysis and redundancy analysis (version 2.1). Technical Report LWA-88-02, GLW, Wageningen, 95 pp.

    Google Scholar 

  • ter Braak, C. J. F. & L. G. Barendregt, 1986. Weighted averaging of species indicator values: its efficiency in environmental calibration. Math. Biosciences 78: 57–72.

    Google Scholar 

  • ter Braak, C. J. F. & C. W. N. Looman, 1986. Weighted averaging, logistic regression and the Gaussian response model. Vegetatio 65: 3–11.

    Google Scholar 

  • ter Braak, C. J. F. & I. C. Prentice, 1988. A theory of gradient analysis. Adv. ecol. Res. 18: 271–317.

    Google Scholar 

  • ter Braak, C. J. F. & H.van Dam, 1989. Inferring pH from diatoms: a comparison of old and new calibration methods. Hydrobiologia 178: 209–223.

    Google Scholar 

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Line, J.M., Birks, H.J.B. WACALIB version 2.1 — a computer program to reconstruct environmental variables from fossil assemblages by weighted averaging. J Paleolimnol 3, 170–173 (1990). https://doi.org/10.1007/BF00414070

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