CHICAGO (AP) — Grain prices either rose or were flat Tuesday in early trading on the Chicago Board of Trade.

Wheat for September delivery added 0.25 cent to $8.9350 a bushel; December corn rose 1.75 cent to $8.0675 a bushel; December oats were unchanged at $3.75 a bushel; while November soybeans rose 3.75 cents to $15.88 a bushel.

Beef and pork futures rose on the Chicago Mercantile Exchange.

October live cattle added 0.45 cent to $1.2480 a pound; October feeder cattle rose 0.25 cent to $1.4030 a pound; while October lean hogs rose 0.83 cent to 76 cents a pound.