Russian Grain Markets: 9-13 October 2017 Market Trends Wheat prices increased slightly as prices for other crops fluctuated insignificantly.   GEOGRAPHICALLY 3rd grade soft milling wheat prices fell in Siberia (-$1.20/MT) and Black Soil (-$0.30/MT), remained stable in Ural, and grew in Central (+$0.20/MT) as well as Volga Valley (+$1.40/MT) and the South (+$0.90/MT). 4th grade soft milling wheat prices kept decreasing in Siberia (-$2.60/MT), remained stable in Ural, and grew in Central and the South (+$0.50/MT) as well as Volga Valley and Black Soil (+$0.10-0.40/MT). 5th grade wheat prices fell in Central (-$1.20/MT) and Siberia (-$2.10/MT), but they rose in Volga Valley (+$1.20/MT) and Ural (+$0.20/MT) while remaining unchanged...