7月22日电，美玉米期货跌超2%，报400.25美分/蒲式耳。

Core Viewpoint - U.S. corn futures have dropped over 2%, settling at 400.25 cents per bushel [1] Group 1 - The decline in corn futures indicates a bearish trend in the agricultural commodities market [1] - The specific price of corn futures is reported at 400.25 cents per bushel, reflecting a significant decrease [1]