Its grain exports are higher than a year ago as Russia completes a project in the Kerch Straight that will limit the size of vessels transporting cargo, impacting Ukraine. Russian Grain Markets Market Trends: 7-11 August 2017 Prices mostly dropped, significantly in some regions, as growing volumes of newly-harvested grain entered the market. GEOGRAPHICALLY 3rd grade soft milling wheat prices decreased in the South (-$0.90/MT), Central (-$4.70/MT), Ural and Black Soil (-$1.50-1.70/MT), Volga Valley (-$3.00/MT), and Siberia (-$0.60/MT).4th grade soft milling wheat prices fell in Central (-$5.20/MT), Black Soil (-$3.20/MT), the South (-$2.20/MT), Volga Valley and Ural (-$0.60-1.20/MT), and Siberia (-$0.20/MT).5th grade wheat prices...