mappings/VegCore-VegBIEN.csv: location: Populate sourceaccessioncode with locationID + subplot when subplot is unique only within the parent plot, so that location always has a sourceaccessioncode to use as the plotCode in analytical_db_view
mappings/VegCore-VegBIEN.csv: location: Populate sourceaccessioncode with locationID + subplot when subplot is unique only within the parent plot, so that location always has a sourceaccessioncode to use as the plotCode in analytical_db_view