U.K. GRAIN EXPORTS CONTINUE TO RISE SHARPLY The U.K. Exported 517,600 tonnes of wheat and 315,800 tonnes of barley in the first 25 days of March, the Home Grown Cereals Authority (HGCA) said, quoting provisional Customs and Excise figures. This brought combined wheat and barley exports since the season started on July 1 to 7.60 mln tonnes, substantially up on the 4.02 mln exported in the same 1985/86 period. This season's total comprises 3.94 mln tonnes of wheat and 3.66 mln barley, compared with 1.63 mln and 2.39 mln, respectively, a year ago.