According to the document, beginning from January 2 till June 30, 2011, the Government decreed to impose the temporary ban for exports of wheat and meslin, barley, rye and maize from the territory of the Russian Federation.
We also should mention that the Decree does not provide any temporary ban for exports of wheat or rye-wheat flour from the territory of Russia.
http://www.agrimarket.info/showart.php?id=102668