** Britain's oilfield services companies rose as crude oilprices bounced back from heavy losses and global marketsrecouped from Monday's freefall
** John Wood Group among top risers on the FTSE 250index, up 5.7 pct, poised for best day this year
** Amec Foster Wheeler up 3.5 pct, but hoveringnear levels last seen in July 2009
** FTSE All share oil equipment and services index up 11.8 pct, led by Gulf Marine Services
** Brent crude up 75 cents at $43.44 per barrel (abhiram.nandakumar.thomsonreuters.com@reuters.net)