Gets the Site Ecological Site History data from local NASIS database. Used by get_extended_data_from_NASIS_db().
get_ecosite_history_from_NASIS_db(best = TRUE, SS = TRUE, dsn = NULL)a data.frame, or NULL on error
Should the "best" ecological site correlation be chosen? Creates field called es_selection_method with "most recent" or "least missing data" for resolving many:1 relationships in site history.
Use selected set? Default: TRUE
Path to SQLite data source, or a DBIConnection to database with NASIS schema.
get_extended_data_from_NASIS_db()