A Renewed Threat to Global Grain Supplies: Russia and Ukraine — Barrons.com

By Craig MellowJust what the world needs right now: Russia and Ukraine bombing the heck out of each other's grain export facilities.The Black Sea, from Russia's ports at Novorossiysk and Tuapse to Ukraine's Odesa, is the Strait of Hormuz of wheat, only more so. Russia alone accounts for a quarter o…