The material on R for ecologists is now at:
LabDSV now sponsors four R packages:
labdsv is the original package for ecological data analysis and ordination.
fso is the package for fuzzy set ordination amd multidimensional fiuzzy set ordination
optpart is a package for optimal paritioning, maximal clique analysis, and maximally compact sets analysis
coenoflex is a package for simulating vegetation along ecological gradients
The current labdsv, optpart, and coenoflex packages for R are available for linux/unix/Windows at CRAN: