Microcomputer Power

Publishers of Software for Data Analysis in Ecology since 1987 including:
CANOCO(tm) CanoDraw(tm) and the Cornell Ecology Programs.

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Canoco 4.5 for Windows

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Canoco 4.5 for Windows

 Canoco 4.5 Upgrade Order Form


CCA Bibliography

General Order Form

Canoco 3.15 update available


§ Computer Programs
Read about CANOCO, CanoDraw, TWINSPAN and other Cornell Ecology Programs in detail in our descriptive catalog.
§ Literature References
Find seminal and important references below. Thanks to H.J.B. Birks, you can also browse an extensive Annotated Bibliography of CANOCO, fully web-enabled and cross-linked by topic.
§ Ordering Instructions
Learn how to order from us, payment terms, shipping charges and Educational Discount policies.
§ Price Information
Find a complete current price list below. We also have an Order Form/Price Sheet for you to download in Adobe Acrobat (PDF) Format.
§ Legal Identity
Find legal details about our company which you may need for purchasing or reporting requirements: Our Federal Employer ID Number (FEIN), Dun & Bradstreet DUNS number and federal statistical category information.
§ Y2K: Lack of Problems with Year 2000
Is this still an issue? We still see it on purchase contracts, so our statement is still here.
Order Form/Price Sheet
Download a copy of our Order Form/Price Sheet in Adobe Acrobat format. Print it, fill it out and FAX to us to place an order. Read more about our software in our descriptive catalog. Each page of the catalog has a link to a preview gif of the order form/price sheet and the PDF file.
Microcomputerpower Catalog
Print your own copy of our paper catalog! Download this Adobe Acrobat PDF file arranged for back to back printing and staple binding. Read an expanded version of the paper catalog in our descriptive catalog on the web.

§ The symbol §, used above, links to summary information down this same page.

Dr. Richard E. Furnas
Microcomputer Power
111 Clover Lane Dept. N
Ithaca, NY 14850 USA

FAX: +1 607/272-0782 :: Voice: +1 607/272-2188

top Computer Programs:

Canoco 4.5 for Windows is now shipping! A full Windows version of the older DOS programCANOCO 3.1
CANOCO cover artA FORTRAN program for canonical community ordination by [partial] [detrended] [canonical] correspondence analysis, principal components analysis, and redundancy analysis.
Canoco 4.5
by Cajo J.F. ter Braak of the Plant Research Institute (PRI), at Wageningen, The Netherlands.
CanoDraw for Windows now included with Canoco 4.5
CanoDraw graphA companion program to CANOCO. CanoDraw produces on-screen graphs and publication quality output suitable for use in Mac and PC image editing and desktop publishing software, as well as direct output to various hardcopy devices.
CanoDraw for Windows
by Petr Smilauer of the University of South Bohemia, Czech Republic.
Cornell Ecology Programs (CEP)
A set of indirect ordination and classification programs developed under the aegis of the late Dr. Robert H. Whittaker and written by Mark O. Hill (DECORANA, TWINSPAN), Hugh G. Gauch, Jr. (ORDIFLEX, COMPCLUS) and others. The major programs are available in an MS-DOS version implemented by Charles L. Mohler.
CEP lifeform art
Additive Main effects and Mixed Multiplicative Interactions (AMMI) analysis of genetic yield trial data.
by Hugh G. Gauch, Jr.

top Literature References:

Use these important and seminal references as the basis for a citation search.

CANOCO Literature References

Davies, P. T. and Tso, M. K. -S. (1982).
Procedures for reduced-rank regression. Applied Statistics. 31, 244-255.
Hill, M. O. (1979).
DECORANA - A FORTRAN program for detrended correspondence analysis and reciprocal averaging. Ecology and Systematics. Ithaca, N.Y.: Cornell University.
Manly, B. F. (1990).
Randomization and Monte Carlo methods in biology. London: Chapman and Hall.
Oksanen, J. Minchin, P R. (1997).[abstract]
Instability of ordination results under changes in input data order: explanations and remedies Journal of Vegetation Science 8, 447-454.
Robert, P. and Escoufier, Y. (1976).
A unifying tool for linear multivariate statistical methods: the RV-coefficient. Appl. Statist. 25, 257-265.
ter Braak, C. J. F. (1986).
Canonical correspondence analysis: a new eigenvector technique for multivariate direct gradient analysis. Ecology. 67, 1167-1179.
ter Braak, C. J. F. (1987a).
Ordination. In Data analysis in community and landscape ecology, R. H. G. Jongman, C. J. F. ter Braak, and O. F. R. van Tongeren (eds), 91-173. Wageningen: Pudoc.
ter Braak, C. J. F. (1987b).
The analysis of vegetation-environment relationships by canonical correspondence analysis. Vegetatio. 69, 69-77.
ter Braak, C. J. F. (1988).
Partial canonical correspondence analysis. In Classification and related methods of data analysis, H. H. Bock (eds), 551-558. Amsterdam: North-Holland.
ter Braak, C. J. F. (1994).
Canonical community ordination. Part I: Basic theory and linear methods.Ecoscience 1, 127-40.
ter Braak, C. J. F. and Prentice, I. C. (1988).
A theory of gradient analysis. Advances in ecological research. 18, 271-317.
ter Braak, C. J. F. and Verdonschot, P.F.M. (1995).
Canonical correspondence analysis and related multivariate methods in aquatic ecologyAquatic Sciences 5/4, 1-35.

And web-browsable and cross-linked by topic:

Birks, H.J.B., S.M. Peglar, & H.A. Austin (1994).
An Annotated Bibliography of Canonical Correspondence Analysis and Related Constrained Ordination Methods 1986-1993 Botanical Institute, University of Bergen, NORWAY

Thank you, Dr. Birks!

Cornell Ecology Program Literature References

Hill, M.O. (1973).
Reciprocal Averaging: An eigenvector method of Ordination. Journal of Ecology, 61,237-49.
Gauch, H.G., Whittaker, R.H., & Wentworth, T.R. (1977).
A comparative study of reciprocal averaging and other ordination techniques. Journal of Ecology, 65, 157-74.
Hill, M.O. & Gauch, H.G. (1980).
Detrended Correspondence analysis, an improved ordination technique. Vegetatio, 42, 47-58.
Hill, M.O., Bunce, R.G.H., & Shaw, M.W. (1975).
Indicator species analysis, a divisive polythetic method of classification and its application to a survey of native pinewoods in Scotland. Journal of Ecology, 63, 597-613.
Gauch, H.G., & Whittaker, R.H. (1981).
Hierarchical Classification of community data. Journal of Ecology, 69, 135-52.
Gauch, H.G. (1980).
Rapid initial clustering of large data sets. Vegetatio, 42, 103-11.


CANOCO 3.15 and later
CANOCO 3.15 and later addresses order dependence and strict convergence in CANOCO.

top Ordering Instructions:

Dr. Richard E. Furnas
Microcomputer Power
111 Clover Lane Dept. N
Ithaca, NY 14850 USA

FAX: +1 607/272-0782 :: Voice: +1 607/272-2188

  1. Please include an end-user name to insure proper notification of upgrades.
  2. Clearly mark all letters Air Mail to avoid delays.
  3. A charge is added for Shipping, Handling, and Guaranteed Delivery:
    • Add 10% for US shipping locations.
    • Add 20% for Non-US Shiping destinations.
  4. Please send payment with your order, or ask to be billed. We will also accept purchase orders. Our terms are 30 days net. A late payment fee of US$15.00 may be added to past due accounts.

top Price Information:

Prices subject to change without notice.

top Microcomputer Power Legal Identity:

top Y2K: Lack of Problems with Year 2000

None of our software performs any date operations. Therefore the operation of all of our programs is unaffected by the transition to the year 2000 or leap year calculations.

Last modified: Ithaca, NY Thursday, June 17, 2010 2:36:40 PM
...from the Microcomputer Power website.