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A University of Illinois study finds that soybean-to-corn yield ratios have been stable or declining in Midwest states since 1972. Declines are most pronounced in the Western Corn Belt, including Iowa, Minnesota, and the Dakotas.
A flat or falling soybean-to-corn yield ratio affects the relative profitability of planting decisions and the long-run balance between soybean and corn supply. The study has no immediate price impact.
在过去 563 次中性的报告事件之后,大豆 在 5 个交易日内中位数变动 -0.1%(48% 上涨;中间一半区间为 -1.7% 至 +1.6%),20 个交易日内为 -0.1%。
在过去 770 次中性的报告事件之后,玉米 在 5 个交易日内中位数变动 +0.2%(54% 上涨;中间一半区间为 -1.1% 至 +1.6%),20 个交易日内为 +0.7%。
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。