P527ORACLE 527 Mon 3 Mar C4 1700:56   BOWATER SEEKS NEW  BUILDING BLOCKS Bowater Industries says further expansion of its building merchant activities is planned. On Friday it completed the acquisition of Ferguson Building Supplies for £15.4m. The buy doubles the turnover of Bowater's builders merchant group Crossley to £130m.  City headlines 500 Newsfile 520 * HOLIDAYS GALORE! * 580