Russian Grain Markets: 20-26 March 2013 The intervention fund put up 64,950 MT of grain for exchange trading on 20 March and 64,953 MT of grain on 26 March.Since the beginning of the public grain interventions in 2012, the State Intervention Fund has sold 2.485 MMT of grains for total amount of RUR 21.049 billion. Market Trends: 18-22 March 2013 During the  week in review, grain prices continued to fall. The sharpest decrease was registered in Siberia, partially because Kazakh wheat sold at $280/MT DAP border. GEOGRAPHICALLY: 3rd grade soft milling wheat prices plunged most dramatically in Siberia (-$13/MT). Prices also decreased in Central, Southern and Ural (-$10/MT), Black Soil (-$9/MT) and Volga Valley (-$7/MT).4th grade sof...