Two approaches:
1: Find you last backup and restore the table
2. Browse the table, press ctrl-t to delete the infected records and pack the table afterwards.

But most important is to find out WHY you have these junk records and make sure that it doesn't happen again.

>how to remove junk records from a dbf file
>
>i have a dbf file data have some junk records (not understandable)
>
>warm regards,
>mk