No, that wouldn't; however, if you have WiFi access, you can use the Ardsi with a microsd slot to run a homebrew file that can back up the save file.
[edit] Please refer to this guide for more information: http://projectpokemon.org/forums/showthread.php?16601-How-to-Backup-Restore-your-retail-cartridge-save-file-(D-P-Pt-HG-SS-B-W-Nearly-any-other-DS-game)