Get parameter column names for each parameter type
param_names(param_type = c("nut", "wq", "met"))Returns a named list of parameters for the param_type. The parameter names are lower-case strings of SWMP parameters and corresponding qaqc names ('f_' prefix)
chr string specifying 'nut', 'wq', or 'met'. Input can be one to three types.
This function is used internally within several functions to return a list of the expected parameters for a given parameter type: nutrients, water quality, or meteorological. It does not need to be called explicitly.