Major global trade changes for 2017/18 this month include higher projected corn exports for the United States more than offsetting a reduction for Argentina.  Sorghum exports are lowered for Australia, reflecting reduced exportable supplies.  Corn and barley imports are raised for China, partially offset by lower imports of sorghum.  Barley imports are lowered for Saudi Arabia, based on tenders to date and expectations of robust demand from China.  Brazil 2016/17 exports for the local marketing year ending February 2018 are lowered based on data to date.  Foreign corn ending stocks for 2017/18 are higher from last month, mostly reflecting increases for Brazil, India, and the EU.    ...