芝加哥小麦期货跌超2.7%，交易员关注美国平原地区的降雨

Group 1 - The Bloomberg Grain Index decreased by 0.64%, closing at 31.2029 points [1] - CBOT corn futures fell by 0.27%, settling at $4.5825 per bushel [1] - CBOT wheat futures dropped by 2.72%, ending at $5.2850 per bushel [1] Group 2 - CBOT soybean futures increased by 0.12%, reaching $10.6175 per bushel [2] - Soymeal futures declined by 0.05% [2] - Soybean oil futures rose by 0.60% [2]