BSsucc {primer} | R Documentation |
Functional group abundances (herbaceous annual, herbaceous perennial, woody) from one of the fields in the Buell-Small long term succession study (http://www.ecostudies.org/bss/). Data are based on visual estimates of percent cover, using annual means of each species, which are then summed for each functional group.
data(BSsucc)
A data frame with 147 observations on the following 3 variables.
AGE
variable
Annual
Perennial
Woody
value
Data graciously provided by Scott Meiners (Eastern Illinois University, http://www.ecostudies.org/bss/).
Stevens, M.H.H. 2009. A Primer of Ecology with R. Use R! Series. Springer.
data(BSsucc) library(lattice) print(xyplot(value~ AGE, groups=variable, data=BSsucc, type='smooth', span=.3, ylab="Percent Cover", xlab="Age Since Abandonment (y)", auto.key=list(columns=3, space="top", lines=TRUE, points=FALSE)))