TOKYO -- Export restrictions have been imposed on nearly a fifth of global food trade, according to the latest figures, as countries respond to the food security crisis exacerbated by Russia's invasion of Ukraine.
Supply Chain
Food nationalism: Export curbs hit nearly a fifth of global market
Countries hoard supplies as prices spike in wake of Ukraine war
Global wheat prices have jumped 20% since the start of the year as the war in Ukraine cuts supply. © Reuters
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