Wheat, Corn, Soybeans Called to Open Lower on Speculation Demand May Slow

What follows are opening calls for U.S. grain and oilseed markets. -- Wheat futures are called to open 8 cents to 10 cents a bushel lower on the Chicago Board of Trade, the Kansas City Board of Trade and the Minneapolis Grain Exchange on speculation that recent price gains may slow demand, while rain in the next week may improve growth prospects for dry crops in Europe, said Jason Britt, the

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