WHITE PLAINS, N.Y. — The board of directors of Bunge Ltd. has approved an increase in the company’s regular quarterly cash dividend, to 27c per common share from 25c. The new dividend is payable on Sept. 4 to shareholders of record as of Aug. 21. The company also declared a quarterly cash dividend of $1.21875 per share on its 4.875% cumulative convertible perpetual preference shares, payable on Sept. 1 to shareholders of record as of Aug. 15.