fgeo.opendata: Open Datasets of ForestGEO

# Luquillo ----------------------------------------------------------------

#' Complete ViewTaxonomy (taxa) table from Luquillo.
#' 
#' Compared to the raw data in text format, this dataset replaced NULL values 
#' with missing values, and its columns have a specific type.
#'
#' @section Acknowledgments:
#' Thanks to Jess Zimmerman for sharing data from Luquillo.
#' 
#' @seealso 
#' * [data_dictionary]
#' * \url{http://bit.ly/fgeo-data-luquillo-taxa"}.
#' * \url{https://forestgeo.si.edu/sites/north-america/luquillo}.
#' 
#' @family View tables
#' 
#' @examples
#' str(luquillo_taxa, give.attr = FALSE)
"luquillo_taxa"



#' Subset of a ViewFullTable (vft) from Luquillo.
#'
#' Subset of a ViewFullTable (vft) from Luquillo. Included are all trees in four
#' quadrats (coordinates: `PX` between (>=) 100 and 140; and `PY` between 400
#' and 440) of censuses four through 6. For bigger datasets, including censuses
#' one through six, see links under section See also.
#' 
#' Compared to the raw data in text format, this dataset replaced NULL values 
#' with missing values, and its columns have a specific type.
#'
#' @seealso 
#' * [vft_description].
#' * [data_dictionary].
#' * \url{http://bit.ly/fgeo-data-luquillo-vft-random}.
#' * \url{http://bit.ly/fgeo-data-luquillo-vft-1ha}.
#' * \url{https://forestgeo.si.edu/sites/north-america/luquillo}.
#'
#' @section Acknowledgments:
#' Thanks to Jess Zimmerman for sharing data from Luquillo.
#' 
#' @family View tables
#'  
#' @examples
#' str(luquillo_vft_4quad, give.attr = FALSE)
#'
#' show_some_values_of_each_column <- function(x) head(unique(x))
#' lapply(luquillo_vft_4quad, show_some_values_of_each_column)
"luquillo_vft_4quad"