CHICAGO, Feb. 16 (Xinhua) -- Chicago Board of Trade (CBOT) agricultural futures closed mixed on Friday, with corn and wheat falling and soybean rising. The most active corn contract for March delivery fell 1.25 cents, or 0.3 percent, to settle at 4.165 U.S. dollars per bushel. May wheat shed 8.25 cents, or 1.45 percent, to settle at 5.59 dollars per bushel. March Chicago wheat tested long-term chart support below 5.60 dollars. CBOT price trends are down, but spot CBOT corn, soybean and wheat futures are near longer term support.