Leading casual apparel chain The Dress Barn Inc on Thursday posted a steep slide in second quarter net profit on the back of weak sales in a tough retail environment. The operator of 761 stores reported a fall in net income to $4.7 million in the period to January 25 from $7.1m in the year-ago period. Net sales slipped two per cent to $167.4m from $171.2m in 2001 while same-store sales fell five per cent.