The Corn Laws restricted imports of grain into the United Kingdom in order to protect domestic wheat producers.

《谷物法》限制粮食进口到英国以保护国内的小麦生产商。

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Researchers compared the use of fertilizer in three areas that grow maize as a major grain: China,Kenya and the United States.

VOA: special.2009.07.28

Since 2008 the United States has not sold a single grain of rice to Cuba.

VOA: standard.2010.07.29

Despite Russia's ban on grain exports, the United Nations Food and Agriculture Organization last week played down fears of a food crisis, saying it was "not justified at this point".

BBC: Russia reduces grain harvest forecast

U.S. commercial banks -- which actually extend the loans in support of U.S. grain sales and which are, in turn, "covered" by risk-free taxpayer guarantees -- could possibly be prevented from proceeding in the case of transactions involving grain that has not yet left the United States.

CENTERFORSECURITYPOLICY: Center For Security Policy

Chile has not undergone the job-destroying switch from traditional farming to the highly mechanised prairie grain-growing that is typical of the United States or, more recently, parts of Europe.

ECONOMIST: Chile