Dear Andreas, try:
anova(incub.lme2, type="marginal") Read more about marginal vs. sequential tests in the help page ?anova.lme. Christian ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.