summarizeSPC | R Documentation |
group_by
) and create new site or horizon level attributessummarize()
is a function used for summarizing a SoilProfileCollection
object. Specify the groups using the group_by verb, and then (named) expressions to evaluate on each group. The result is a data.frame with one row per categorical level in the grouping variable and one column for each summary variable.
summarizeSPC(object, ...)
object |
A |
... |
A set of (named) comma-delimited R expressions that resolve to a summary value. e.g |
A data.frame
with one row per level in the grouping variable, and one column for each summary
Andrew G. Brown
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