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Reuters reports on Texas ranchers preparing for New World screwworm, which can infest livestock and wildlife and is largely untreatable in wild animals. It describes the sterile-fly program at a Panama City facility that produces up to 100 million flies per week.
Sterile males are released into hotspots to mate with wild females and produce infertile eggs.
The threat of a US outbreak keeps Mexican feeder cattle imports shut, which limits supply and supports cattle prices.
reuters.comHeather Schlitz2025年8月15日在过去 148 次看涨的疫病事件之后，活牛 在 5 个交易日内中位数变动 +0.4%（62% 上涨；中间一半区间为 -0.5% 至 +1.2%），20 个交易日内为 +1.4%。
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。
