R/lamb.R

In gustavobio/semeco: Examples of Structural Equation Modelling Usage in Ecology

#' Effects of plant species richness and evenness on soil microbial
#' community diversity and function.
#'
#' Covariance matrices and syntax of the path models presented in the
#' paper by Lamb et al. 2010.
#'
#' @docType data
#' @format Two covariance matrices and two character vectors with model
#' specifications.
#' @name lamb
#' @aliases lamb lamb.bacterial.model lamb.archaeal.model lamb.bacterial.cov lamb.archaeal.cov
#'
#' @note Both syntax vectors are for the models in page 490, figure 3.
#' Covariance matrices were built from the raw data made available in the
#' electronic supplementary material.
#'
#' @source
#' Article:
#'
#' \url{http://www.springerlink.com/content/f664v272642r4347/}
#'
#' Supplementary information:
#'
#' \url{http://www.springerlink.com/content/f664v272642r4347/supplementals/}
#'
#' @references
#' Lamb E, Kennedy N, and Siciliano SD. 2010. Effects of plant species
#' richness and evenness on soil microbial community diversity and
#' function. Plant and Soil 338: 483-495.
#'
#' @examples
#' \dontrun{
#' data(lamb)
#' cat(lamb.bacterial.model)
#' cat(lamb.archaeal.model)
#' lamb.bacterial.model.fit <- sem(lamb.bacterial.model, sample.cov =
#'                                   lamb.bacterial.cov, sample.nobs = 129)
#' lamb.archaeal.model.fit <- sem(lamb.archaeal.model, sample.cov =
#'                                  lamb.archaeal.cov, sample.nobs = 129)
#' summary(lamb.bacterial.model.fit, standardize = TRUE)
#' summary(lamb.archaeal.model.fit, standardize = TRUE)
#' }
NULL