filter_geochem: Filter KSSL Geochemical Table

In ncss-tech/soilDB: Soil Database Interface

Filter KSSL Geochemical Table

Description

A function to subset KSSL "geochem" / elemental analysis result table to obtain rows/columns based on: column name, preparation code, major / trace element method.

Usage

filter_geochem(
  geochem,
  columns = NULL,
  prep_code = NULL,
  major_element_method = NULL,
  trace_element_method = NULL
)

Arguments

geochem	geochemical data, as returned by fetchKSSL
columns	Column name(s) to include in result
prep_code	Character vector of prep code(s) to include in result.
major_element_method	Character vector of major element method(s) to include in result.
trace_element_method	Character vector of trace element method(s) to include in result.

Value

A data.frame, subset according to the constraints specified in arguments.

Author(s)

Andrew G. Brown.

ncss-tech/soilDB documentation built on April 29, 2024, 6:36 p.m.