Modern: Agricultural Data gathered in an experimental setting
In christianu7/aistats2020smi: Semi-Modular Inference

Description Format Details See Also Examples

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The Modern data were gathered in an experimental setting in which manure level is an independent variable and the isotope ratio is an experiment outcome.
Data provided by Amy Bogaard <amy.bogaard@arch.ox.ac.uk>

A data frame with 268 rows and 13 variables.
\describe{
    \item{ID}{cereal grain-sample ID.}
    \item{normd13C}{unknown.}
    \item{d13Cair}{unknown.}
    \item{D13C}{unknown.}
    \item{normd15N}{Measured cereal grain-sample nitrogen isotope ratio.}
    \item{Site}{The grain-sample site name.}
    \item{Rainfall}{Annual rainfall derived from interpolation of average monthly climate data for 1960-1990, available from the WorldClim database, for the location in which the cereal grain sample was grown.}
    \item{Species}{The cereal species.}
    \item{Category}{The species category: barley, wheat, etc.}
    \item{Year}{The year in which the grain-sample was gathered.}
    \item{Irrigation}{A string describing the irrigation type.}
    \item{ManureLevel}{The level of the manuring treatment the cereal grain-sample received. A 3 level ordinal variable with levels “low”, “medium” and “high”}
    \item{dataset}{Name of the dataset. Used to distinguish among data from other sources.}
}