Lebanon has announced rationing measures that limit grain usage to maintaining bread supplies going in the country, as the Russian invasion of Ukraine continues to affect food supplies across the Middle East. “We will only be using wheat for the production of bread until we can ensure alternative sources of grain imports from Canada and others,” Minister for Industry George Bouchkian tweeted on Saturday. On Friday, Prime Minister Najib Mekati called for “stringent measures to ensure that Lebanon does not fall into a food crisis”, during a parliamentary session. The Lebanese Miller’s Union anno…