Entry into force of the Russian grain export ban has pushed up global wheat prices doubled.

<P> From 15 onwards, the Russian grain export ban came into effect, and will continue until December 31 this year. .Analysis showed that grain export ban will lead to global food price volatility. .</ P> <P> According to British media reports, Russian Prime Minister Vladimir Putin said the export ban may be December 31 this year after the expiration of extension. .</ P> <P> as the world's third largest wheat grower, the fourth-largest wheat exporter and second largest barley exporter, continued throughout the summer drought and fire that greatly reduced Russian grain output this year. .</ P> <P> after the Russian Ministry of Agriculture predicted that food production this year will be more than one-third of Russia. .Russian Prime Minister Vladimir Putin is expected to this year's grain output was adjusted to 60 to 65 million tons, 97 million tons over last year's sharp decline. .</ P> <P> the Russian launch of the export ban is to ensure domestic food price stability. .However, according to data from the Russian Ministry of Agriculture, this year's food production and even harder to meet the needs of Russia. .</ P> <P> Putin said that Russia's domestic demand is 80 million tons of grain from this year's production run, there is a shortage of 20 million tons. .Data show that in Moscow, the price of bread starting from 3 August has risen by 12%. .</ P> <P> introduced from Russia since the export ban was announced, the world has pushed up wheat prices doubled. .</ P> <P> present, even the Russian leadership still can not determine the export ban will continue until when. .Medvedev said the measures may be canceled at the end of the year, but Putin said the export ban will continue until 2011. .</ P> <P> Vladimir Putin announced the continued restrictions on their exports of cereals also said that Kazakhstan and Belarus this month should be the end of this year during the period from 15 to restrict grain exports. .Both countries are major food exporter. .</ P>.