DES MOINES, Iowa—With weak outside support, and follow-through from negative overnight trading, the CME Group grain and soybean commodities continue to trade mostly lower Tuesday. 

At mid-day, the Dec. corn futures are trading 5 1/2 cents lower at $7.64 1/2. The Nov. soybean contract is 3 1/4 cents higher at $14.50 1/4. The Dec. wheat futures are trading 9 1/2 cents lower at $7.85 1/2. The Dec. soyoil futures are trading $0.01 lower at $58.57. The Dec. soymeal futures are trading $0.30 per short ton higher at $386.70.

In the outside markets, the NYMEX crude oil is $1.37 per barrel higher, the dollar is higher and the Dow Jones Industrials are down 20 points.

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