CHINA SWITCHES U.S. WHEAT TO 1987/88 FROM 86/87 China has switched purchases of U.S. wheat totaling 60,000 tonnes from the 1986/87 season, which began June 1, to 1987/88 season delivery, the U.S. Agriculture Department said. The department said outstanding wheat sales to China for the current season amount to 90,000 tonnes and sales for delivery in the 1987/88 season amount to 910,000 tonnes. Total corn commitments for the 1986/87 season total 1,015,800 tonnes, the department said.