Cocoa futures are expected to open 10to 15 dlrs lower following London cocoa prices.
    ----
    Buffer stock purchases could reach 75,000 tonnes in a
matter of weeks without lifting prices significantly, London
cocoa traders said....Cocoa Producers Alliance heard address
from Cameroon minister urging coordination of sales policies
among members, who account for 80 pct of world output....CPA
meeting to discuss a backup withholding scheme if the
International Cocoa Agreement fails to defend prices.... Norway
said it would check imported cocoa beans and most chocolate
brands on sale after an outbreak of salmonella poisoning, while
Ghana news agency scorned report....Sterling opened at
1.6195/05 dlrs in New York from 1.6175/85 yesterday.
 Reuter
