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US Agriculture Secretary Brooke Rollins raised concerns over Mexico's proposed constitutional amendment on corn. The article also covers the broader tariff uncertainty, including 25% tariffs on Canadian and Mexican imports and a one-month pause on USMCA-covered goods.
Possible restrictions on US GM corn into Mexico threaten the largest US corn export market, which weighs on corn and feed grain prices.
newsweek.comNatalie Venegas2025年3月10日在过去 310 次看跌的政策事件之后，玉米 在 5 个交易日内中位数变动 +0.3%（54% 上涨；中间一半区间为 -1.4% 至 +1.9%），20 个交易日内为 +0.6%。
各商品基准价相对事件前最后收盘价的变动。历史数据汇总同类过往事件；仅描述已发生的情况，不代表未来走势。不构成投资建议。
